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Department of Radiotherapy, Hospital Clinic, Barcelona, Spain.
There is no consensus regarding the equivalence of performance status between the Karnofsky (KPS) and the Eastern Cooperative Oncology Group (ECOG) scales. In the present study KPS and ECOG scores were compared in 150 consecutive cancer patients. An empirical relation was established through regression analysis in a subsample of 75 patients and the results tested in the second subsample. Transformation tables including 95 and 66% confidence intervals were calculated. Both performance scales are highly correlated, but inferences about individual patients were subject to a high level of error. These results stress the difficulty of translating one score to another, especially in the range of lower performance status where a wide spread is observed.

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Dept. of Radiation Oncology, INF, University of Heidelberg Medical School, Heidelberg, Germany. harald.rief@med.uni-heidelberg.de
BACKGROUND Osseous metastatic involvement of the spinal column affects many patients with a primary tumour disease of all entities. The consequences are pain both at rest and under exertion, impairments in going about day-to-day activities, diminished performance, the risk of pathological fractures, and neurological deficits. Palliative percutaneous radiotherapy is one of the therapeutical options available in this connection. The aim of this explorative study is to investigate the feasibility of muscle-training exercises and to evaluate the progression- and fracture-free survival time and the improvement of bone density, as well as to assess other clinical parameters such as pain, quality of life, and fatigue as secondary endpoints. METHODS/DESIGN This study is a prospective, randomized, monocentre, controlled explorative intervention study in the parallel-group design to determine the multidimensional effects of a course of exercises at first under physiotherapeutic instruction and subsequently performed by the patients independently for strengthening the paravertebral muscles of patients with metastases of the vertebral column parallel to their percutaneous radiotherapy. On the days of radiation treatment the patients in the control group shall be given physical treatment in the form of respiratory therapy and the so-called "hot roll". The patients will be randomized into one of the two groups: differentiated muscle training or physiotherapy with thirty patients in each group. DISCUSSION The aim of the study is to evaluate the feasibility of the training programme described here. Progression-free and fracture-free survival, improved response to radiotherapy by means of bone density, and clinical parameters such as pain, quality of life, and fatigue constitute secondary study objectives. TRIAL REGISTRATION ClinicalTrials.gov: NCT01409720.
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Department of Orthopedic Surgery, Saitama Medical University, 38 Morohongou, Moroyama-machi, Iruma-gun Saitama, 350-0451, Japan. fuminori1971@msn.com
BACKGROUND The effectiveness of percutaneous vertebroplasty for osteoporotic vertebral pseudarthrosis with delayed-onset paraplegia has not been reported. We performed vertebroplasty for such patients and tried to investigate the effectiveness of this surgery. METHODS We studied 11 patients (2001-2007) treated with percutaneous vertebroplasty for osteoporotic vertebral pseudarthrosis with delayed-onset paraplegia. The mean age of the patients was 71.9 ± 5.2 years and the affected vertebrae were located in the thoracolumbar junction. The mean period between the onset of motor weakness and the day of the surgery was 9.5 ± 5.7 weeks. Vertebroplasty was performed by filling the intravertebral cleft with polymethylmethacrylate. The clinical course was estimated using the Denis pain scale, the Eastern Cooperative Oncology Group performance status scale and the modified Medical Research Council grade before the surgery, 0, 1, 3, 6 months and 1 year following the surgery, and at the latest follow-up visit. The instability angle and local kyphotic angle were evaluated with X-rays. RESULTS Significant improvements were observed in the pain scale in all patients, as they did not experience severe pain, and the performance status following the surgery. These conditions continued until the final clinical examination. Most patients had motor weakness, with a preoperative manual motor test score of 0-3, which gradually improved to 4-5 over the examination period. The stabilities of the affected vertebrae were confirmed on imaging at the final examination. Kyphotic changes were initially realigned, but a correction loss occurred in 7 of the 11 patients as a result of adjacent vertebral fractures. Increase in kyphosis following the surgery did not affect the muscle strength recovery. Bridging callus formations were observed around the affected vertebrae within 6 months in all cases. CONCLUSION Percutaneous vertebroplasty for vertebral pseudarthrosis with delayed-onset paraplegia is effective for recovering muscle strength, improving performance status and relief from pain, despite local kyphosis.
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Barcelona Clinic Liver Cancer (BCLC) Group, Liver Unit, Hospital Clínic, University of Barcelona, Barcelona, Spain. bruix@ub.edu
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Department of Biostatistics, Ontario Cancer Institute, Princess Margaret Hospital, University Health Network, Toronto, Canada.
To construct empirically a conversion table to convert performance status scores among the Eastern Cooperative Oncology Group (ECOG), Karnofsky Performance Status (KPS) and Palliative Performance Scale (PPS) measures, using a large sample of patients with advanced cancer. Seven physicians completed assessments on 1385 consecutive patients attending an oncology palliative care clinic, or admitted to an acute cancer palliative care unit. The three measures were distributed as a questionnaire package; the order in which they were presented was randomly assigned for each week. Scales were compared using the hit rate and the weighted kappa coefficient (κ(w)). The KPS and PPS were compared directly; for comparisons of either scale with the ECOG, all 70 possible categorisations of KPS and PPS were computed. An 'ideal' categorisation was selected based on maximisation of both statistical methods. The KPS and PPS matched in 1209 out of 1385 assessments (hit rate 87%; κ(w) 0.97). For both the KPS and the PPS, the categorisation of 100 (ECOG 0), 80-90 (1), 60-70 (2), 40-50 (3), 10-30 (4) had the highest hit rate (75%), and the second highest κ(w)(0.84, p<0.0001). One other combination had a slightly higher κ(w)(0.85 for both KPS and PPS), but a lower hit rate (73% for KPS, 72% for PPS). We have derived empirically a conversion scale among the ECOG, KPS and PPS scales. The proposed scale provides a means of translating amongst these measures, which may improve accuracy of communication about performance status amongst oncology clinicians and researchers.
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Department of Nursing, Chang Gung Institute of Technology, Taiwan.
HASH(0x14c60cb0)
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Palliative Care Consult Team, Sunnybrook Health Sciences Centre, Toronto, Ontario, Canada.
Performance scales are used by clinicians to objectively represent a patient's level of function and have been shown to be important predictors of response to therapy and survival. Four different scales are commonly used in the palliative care setting, two of which were specifically developed to more accurately represent this population. It remains unclear which scale is best suited for this setting. The objectives of this study were to determine the correlations among the four scales and concurrently compare interrater reliability for each. Patients were each assessed at the same point in time by three different health care professionals, and all four scales were used to rate each patient. Spearman correlation coefficient values and both weighted and unweighted kappa values were calculated to determine correlation and interrater reliability. The results confirmed highly significant linear correlation among and between all four scales. Whether using a reliability measure that incorporates the concept of "partial credit" for "near misses" or a measure reflecting exact rater agreement, no one scale emerged as having a significantly higher likelihood of agreement among raters. We propose that what may be more important than clinical experience or rater profession is the level of training an individual health care professional rater receives on the administration of any particular performance scale. In addition, given that low levels of exact rater agreement could have substantial clinical implications for patients, we suggest that this parameter be considered in the design of future comparative studies.
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The Royal Marsden Hospital NHS Foundation Trust, Sutton, Surrey, UK.
BACKGROUND The REAL-2 and ML17032 trials demonstrated that the oral fluoropyrimidine, capecitabine, is noninferior to 5-fluorouracil (5-FU) for overall survival (OS) and progression-free survival (PFS), respectively, in advanced oesophago-gastric cancer. METHODS Individual patient data were collected on all patients randomised within the trials (n = 1318). Kaplan-Meier survival curves were generated and the log-rank test was used to compare OS and PFS between patients receiving 5-FU combinations and capecitabine combinations. Stepwise multivariate Cox regression analysis was used to calculate corrected hazard ratios (HRs) and 95% confidence intervals (CIs) for OS and PFS. Logistic regression was used for objective response rate. Forest plots with tests of heterogeneity were generated. RESULTS OS was superior in the 654 patients treated with capecitabine combinations compared with the 664 patients treated with 5-FU combinations; HR 0.87 (95% CI 0.77-0.98, P = 0.02). Poor performance status, age <60 and metastatic disease were independent predictors of poor survival. There was no significant difference in PFS between treatment groups on multivariate analysis. Assessable patients treated with capecitabine combinations were significantly more likely to have an objective response to treatment than those treated with 5-FU combinations; odds ratio 1.38 (95% CI 1.10-1.73, P = 0.006). CONCLUSION OS is superior in patients treated with capecitabine combinations compared with 5-FU combinations in advanced oesophago-gastric cancer.
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Division of Medical Oncology, Princess Margaret Hospital, Ontario, Canada.
Because bone metastases cause significant pain, we developed a questionnaire to evaluate its nature, severity, and impact. This 16-item questionnaire is the Functional Assessment of Cancer Therapy-Bone Pain (FACT-BP). We also developed a 13/18-item questionnaire, the Functional Assessment of Chronic Illness Therapy-Treatment Satisfaction-Bone Treatment Convenience and Satisfaction Questionnaire (FACIT-TS-BTCSQ), to evaluate patients' expectations and acceptance of bone-specific therapies. We evaluated the performance of these scales in two clinical trials. In both trials, we enrolled patients with metastatic breast cancer, who had progressive bone metastases despite first-line therapy with pamidronate or clodronate. We administered intravenous zoledronic acid to 31 patients in one trial and oral ibandronate to 30 patients in the other. Patients completed the FACT-BP questionnaire and FACIT-TS-BTCSQ at baseline, then at Weeks 4, 8, and 12. The FACT-BP scale showed good internal consistency reliability [Cronbach's alpha (alpha)=0.93-0.96]. There was evidence of construct validity, and known-group validity was supported by score shifts in the anticipated direction (Cohen's d effect size=0.36). The FACT-BP score reflected clinical change as evidenced by differences in performance status. This cross-sectional anchor-based criterion suggested reasonable clinically important differences (effect size=0.36). The FACIT-TS-BTCSQ showed good internal consistency reliability for treatment expectation (alpha=0.87) and treatment experience (alpha's=0.89-0.92). The FACT-BP scale is meaningful and appears appropriate for broader use. The assessment of satisfaction (FACIT-TS-BTCSQ) raised questions that will require further research.
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Department of Nursing, Chang Gung Institute of Technology, Taoyuan, Taiwan.
The purposes of this study were to examine postoperative levels of physical and psychological distress and, also, care needs and their related factors in newly diagnosed oral cavity cancer patients. A cross-sectional survey was conducted to assess symptom distress, psychological distress (anxiety, depression, and disease impact), care needs, and disease-/treatment-related characteristics in 112 hospitalized oral cavity cancer patients receiving surgery. The major results showed that patients had moderate-to-severe levels of distress and high overall care needs in five domains, with the highest level in the "physical and daily living" domain. Factors related to overall need and each unmet domain were identified. Overall care needs were predicted by anxiety, depression, cancer stage, performance status, and age. Among the three categories of psychological distress, anxiety contributed the most to predicting three domains of care needs. The results strongly suggest the need for systematic assessment and future longitudinal research.
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Medical Oncology, University Hospital Getafe, Avenida de la Ermita, n 2, Portal M, 2 B, Alcobendas, 28108, Madrid, Spain, anajgordo@hotmail.com.
GOALS OF WORK: To make a descriptive analysis of clinical and laboratories parameters in advanced neoplastic patients. MATERIALS AND METHODS: We interviewed 406 terminally ill cancer patients to study demographic and neoplastic data, 24 graded symptoms, 21 analytical parameters and scales to evaluate general condition, quality of life and independence in daily activities. MAIN RESULTS: An average of 9.3 symptoms per patient were detected and median survival was 26.5 days. Most frequent symptoms were asthenia (96.8%), anorexia (94.8%), weight loss (88.1%) and pain (80.5%). Principal laboratory abnormalities were high blood sedimentation rate (96%), high cytolysis and cholestasis enzyme levels (50-77%), anemia (81.5%), low protein (66%) and low albumin levels (67%). Symptom prevalence was different according to age, gender, primary tumour, location of metastasis, laboratory parameters, performance status, quality of life or independence in daily-living activities. CONCLUSIONS: We should know more frequent symptoms affecting terminal cancer patients and any factor contributing to it to provide more comfort in the final phases of life.

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Department of Radiotherapy, Hospital Clinic i Provincial, Barcelona, Spain.
Performance status assessment, Karnofsky performance status (KPS), and Eastern Cooperative Oncology Group (ECOG) scales were performed in 100 consecutive patients independently by two physicians and by the patients themselves to evaluate the scales' validity and reliability. Findings of Kendall's correlation were highly significant between physicians (0.76 for KPS, 0.75 for ECOG) and between physicians and patients (0.65 for KPS, 0.59 for ECOG). The authors point out that patients' self evaluation could provide a valuable and reliable assessment.
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Servicio de Oncología Radioterápica, Hospital Clínic i Provincial, Barcelona.
BACKGROUND: The presence of multiple symptoms is very frequent in patients with advanced cancer disease. In this situation in which cure is not a realistic aim, the goal is to achieve symptom control and to give support to the patient and family. This study was designed to identify the most common and priority symptoms in patients with advanced cancer. METHODS: Patients were given a questionnaire with a list of symptoms and were asked to underline those they presented, and also number those they considered most distressful from 1-3. Physicians and nurse independently answered the same questionnaire. RESULTS: Asthenia was the most frequent symptom (patient evaluation 84%, nurse 82% and doctor 93%). Psychopathological disturbances showed a high prevalence. Regarding patient evaluation, dry mouth was the third symptom in frequency (73%), but it was detected by nurses in 39% and by physicians in 16%. Priority symptoms for the three groups were pain, asthenia, anorexia and anxiety. Pain was controlled in 19/22 patients (86%), while psychopathological symptoms were only controlled in 7/19 patients (27%). CONCLUSIONS: In order to optimize treatment patient participation is mandatory. An interdisciplinary team (physicians, nurses, social workers, and psychologists) is necessary to take care of these patients.
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Department of Radiation Oncology, Hospital Clínic Universitari, IDIBAPS (Institut d'Investigacions Biomèdiques August Pi I Sunyer), Barcelona, Spain.
In a smoking adult with a lung mass, brain masses are usually diagnosed as brain metastases of lung origin. Nevertheless, differential diagnosis between cerebral abscesses cannot be performed based on clinical symptoms or imaging technologies, and histological diagnosis is essential. This case illustrates the advisability of always obtaining histological diagnosis of the primary tumor and/or cerebral lesion before introducing any oncological treatment.
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Institute of Haematology and Oncology. Department of Radiation Oncology. Hospital Clínic. Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS). University of Barcelona. Barcelona, Spain.
Background: Lip cancer is frequently treated with surgery although radiation therapy offers comparable results. The aim of the study was to evaluate the local cure rate in patients with lip carcinoma treated with 192-Ir low dose rate interstitial brachytherapy. Methods: Fifty-four patients with a mean age of 70 years (range, 40-90 years) were retrospectively evaluated. The tumour location was the superior lip in 4 (7.4%) and the inferior lip in 50 (92.6%). Tumour stage was T1N0 in 33 patients and T2N0 in 21 patients. The radioactive sources with hypodermic needles in 49 patients (90.7%) and plastic tubes in 5 (9.3%) were placed parallel and equidistant from one another across the tumour volume according to the Paris system rules. Results: The median dose was 61.5 Gy (range, 60-65 Gy). All patients experienced acute brisk skin and mucositis RTOG grade III around the implanted volume, subsiding within 4-6 weeks after the implant. Local control was achieved in 98% of patients. The mean follow-up was 7 years. Conclusions: Low dose rate interstitial brachytherapy with 192-Iridium is a well established and efficacious way to achieve local control of the tumour in lip cancer. It offers the advantage of avoiding surgery in an elderly population.
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Intramedullary spinal cord metastases (ISCM) are uncommon and present with rapidly progressing neurological deficits. The objective of this study was to determine the rate, duration of neurological response and survival after radiation therapy. We have retrospectively reviewed the clinical outcome of six cases with a diagnosis of ISCM from primary lung cancer, non-small cell (NSCLC)(n=3) and small cell (SCLC)(n=3). Total radiation dose ranged from 27 Gy/5 fr to 40 Gy/20 fr. Ambulation was preserved in 3 patients and partially recovered in one. Five out of the six patients (83%) showed improvement in neurological signs/symptoms with a mean duration of 17.2 days (max: 40 days; min: 6 days). Median survival time was 5 months (confidence interval (CI) 95%: 0-12) for NSCLC and 5 months (CI 95%: 4-6) for SCLC. Although radiation response rate is high, the interval free of neurological progression is very short. A therapeutic approach should be considered for each individual.
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Radiation Oncology Department, Hospital Clínic i Provincial, Barcelona, Spain.
Palliative care is the management of patients with progressive, far-advanced disease for whom the prognosis is limited and the focus of care is quality of life. During the last days of life, it is important to redefine the goals, as previously present symptoms may increase and new symptoms may appear. To assess these symptoms, 176 patients were evaluated. A questionnaire evaluated symptoms during the last week of life and compared these prevalences with those at the first evaluation. The patients comprised 121 men and 55 women. The mean age was 67.7 years. Metastases were present in 66.5% and were multiple in 52%. The most frequent symptoms at the end of life (> 50%) were anorexia, asthenia, dry mouth, confusion, and constipation. The majority of patients died at home (64.2%). We observed good control of "reversible" symptoms, but many symptoms were difficult to control at the end of life. Symptom assessment is important in this population.
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Department of Radiation Oncology, Hospital Clinic i Provincial, Barcelona, Spain.
BACKGROUND: Treatment of cutaneous Kaposi's sarcoma associated with AIDS depends on localization, extension, associated symptoms and the patient's general condition. The most frequent sites of involvement are the face and neck. The aim of this retrospective study was to evaluate the response rate as well as the cosmetic results comparing two different schedules of palliative radiation treatment. METHODS: 251 Skin lesions in 22 patients were treated with irradiation using 100 kV X-ray energy. Applied doses varied between 8 Gy/1 fraction and 30 Gy/10 fractions. The mean age of patients was 38 years (28-59 years). According to Mitsuyasu's staging, 2 patients had stage I, 8 stage II and 12 patients stage IV. The lesions were localized on the face (n = 190), lower extremities (n = 28), upper extremities (n = 24) and the thorax (n = 9). The total given dose was 30 Gy in 68 lesions (27%), 21 Gy in 11 lesions (4.4%), 20 Gy in 2 lesions (0.8%) and 8 Gy in 170 lesions (67.8%). RESULTS: Complete response with or without residual pigmentation was achieved in 95.2% of lesions, while 4.4% had a partial response and 0.4% no response. Pain was completely relieved in all patients. CONCLUSIONS: Radiotherapy can be recommended as palliative treatment to relieve physical discomfort (pain) and to improve the cosmetic results in patients with AIDS-related Kaposi's sarcoma. Doses ranging from 8 Gy/1 fraction to 30 Gy/10 fractions, tailored to the individual patient's need, permit to achieve an excellent local control with minimal toxicity.

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Division of Haematology and Oncology, Taipei Veterans General Hospital, Taipei, Taiwan, ROC; School of Medicine, National Yang-Ming University, Taipei, Taiwan, ROC; Department of Medicine, National Yang Ming University Hospital, Taipei, Taiwan, ROC.
This study investigated the impact of management of a totally implantable central venous access port device, Port-A-Cath (Smith Medical, St. Paul, MN, USA), on the outcome of 98 cancer patients with candidaemia. Port-A-Cath retention was found to be significantly associated with poorer outcome, independent of other significant adverse factors [breakthrough candidaemia, Acute Physiology and Chronic Health Evaluation (APACHE) II score ≥21, and worse Eastern Cooperative Oncology Group (ECOG) performance score (3-4)]. However, retention of Port-A-Cath devices could be considered in patients who do not have definite catheter-related candidaemia, are not using total parenteral nutrition, do not have poor ECOG performance scores or APACHE II scores, and do not have septic shock.
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Department of Medicine, Dongguk University, Seoul, Republic of Korea; Division of Medical Oncology; Duke Cancer Care Research Program, Duke University Medical Center, Durham, NC.
PURPOSE Performance status is prognostic in oncology and palliative care settings. Traditionally clinician rated, it is often inconsistently collected, recorded, and measured, thereby limiting its utility. Patient-reported strategies are increasingly used for routine symptom and quality of life assessment in the clinic, and may be useful for tracking performance status. METHODS Tablet personal computers were used to collect patient-reported reviews of systems via the Patient Care Monitor (PCM) v2.0 for 86 patients with advanced lung cancer. Relevant subscales included the PCM Impaired Performance and Impaired Ambulation scales. Trained nurse clinicians measured performance status using traditional Karnofsky and Eastern Cooperative Oncology Group (ECOG) instruments. Correlation coefficients were used to compare performance status scales, and survival analysis was performed by Cox proportional hazards modeling. RESULTS All four performance status scales demonstrated excellent internal consistency and convergent validity. Initial KPS and ECOG scores were statistically correlated with survival, whereas PCM scores showed a nonsignificant trend in this direction. Change in PCM Impaired Performance over time was statistically correlated with survival (hazard ratio = 1.62, P =.046), whereas the other three performance status measures were not statistically prognostic. CONCLUSION Patient-reported performance status as measured by PCM v2.0 is at least as reliable as KPS or ECOG. The enhanced resolution provided by this patient-reported method allows for the detection of clinically meaningful changes in trajectory over time, potentially serving as an early-warning system to trigger clinical interventions. Further study is needed to test these findings on a larger scale.
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Department of Surgical Gastroenterology, Oslo University Hospital, Aker, 0514 Oslo, Norway. toto.holmebakk@oslo-universitetssykehus.no
BACKGROUND AND AIM Accurate prognosis facilitates decision-making and counselling in incurable cancer. However, predictions of survival are frequently inaccurate and survival is consistently overestimated. The prognostic skills of surgeons are sparsely documented, and the present study was undertaken to assess their prognostic accuracy for patients with advanced abdominal malignancy. PATIENTS AND METHODS Clinical predictions of survival were made by three consultant surgeons independently in consecutive patients with incurable abdominal cancer. Survival was predicted in intervals ranging from <1 week to 18-24 months. Prognoses were considered accurate when actual survival fell within the expected range. Performance status was classified according to the Eastern Cooperative Oncology Group (ECOG). RESULTS 243 assessments were made in 178 patients. Prognoses were accurate in 27%, over-optimistic in 42% and over-pessimistic in 31%. Accuracy was inversely related to length of actual survival and did not differ between surgeons (P = 0.466). The proportion of over-optimistic prognoses differed significantly between surgeons (P < 0.001). Prognostic accuracy was 44% in gastric cancer patients, 29% in pancreatic cancer patients and 22% in colorectal cancer patients (P = 0.052). ECOG performance status correlated well with survival. CONCLUSIONS Surgeons' accuracy in determining prognosis is poor. There are considerable individual differences between surgeons, and accuracy is reduced in cases with prolonged life expectancy.
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Unit of Clinical Epidemiology and Trial Organization, Fondazione IRCCS Istituto Nazionale Tumori, Via G Venezian 1, 20133 Milan, Italy. luigi.mariani@istitutotumori.mi.it
PURPOSE Although weight loss is of both prognostic and predictive relevance in oncologic patients, its assessment is often neglected. Aims of the present investigation were to define the prevalence and severity of weight loss in adult outpatients with a variety of solid tumors, and determine the association patterns with patient-, cancer-, and therapy-related factors. METHODS Among an outpatient series of 1,556 cancer patients, weight loss information was obtained for 1,540 patients. Weight loss was analyzed by means of multiple regression models, logistic models, and nomograms, according to age, gender, site of primary, UICC stage, Eastern Cooperative Oncology Group (ECOG) performance status, therapy, and symptoms type and degree. RESULTS Weight loss, relative to usual body weight, was 7.1% on average in the whole series, and clinically significant (≥ 10%) in 589 patients (38%). Factors most strongly associated with WL were site of primary, ECOG performance status, anorexia syndrome, and fatigue. These, together with oncologic therapy, were important factors for predicting significant weight loss. CONCLUSIONS Weight loss turned out to be frequent and clinically significant. We believe that this sign should deserve major attention by the oncologists to pursue the benefits that early nutritional support prospectively yields in terms of quality of life and clinical outcome improvement.
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Department of Biostatistics, Ontario Cancer Institute, Princess Margaret Hospital, University Health Network, Toronto, Canada.
To construct empirically a conversion table to convert performance status scores among the Eastern Cooperative Oncology Group (ECOG), Karnofsky Performance Status (KPS) and Palliative Performance Scale (PPS) measures, using a large sample of patients with advanced cancer. Seven physicians completed assessments on 1385 consecutive patients attending an oncology palliative care clinic, or admitted to an acute cancer palliative care unit. The three measures were distributed as a questionnaire package; the order in which they were presented was randomly assigned for each week. Scales were compared using the hit rate and the weighted kappa coefficient (κ(w)). The KPS and PPS were compared directly; for comparisons of either scale with the ECOG, all 70 possible categorisations of KPS and PPS were computed. An 'ideal' categorisation was selected based on maximisation of both statistical methods. The KPS and PPS matched in 1209 out of 1385 assessments (hit rate 87%; κ(w) 0.97). For both the KPS and the PPS, the categorisation of 100 (ECOG 0), 80-90 (1), 60-70 (2), 40-50 (3), 10-30 (4) had the highest hit rate (75%), and the second highest κ(w)(0.84, p<0.0001). One other combination had a slightly higher κ(w)(0.85 for both KPS and PPS), but a lower hit rate (73% for KPS, 72% for PPS). We have derived empirically a conversion scale among the ECOG, KPS and PPS scales. The proposed scale provides a means of translating amongst these measures, which may improve accuracy of communication about performance status amongst oncology clinicians and researchers.
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Pain Relief and Palliative Care Unit, Areteion Hospital, University of Athens, School of Medicine, Athens, Greece. mistakidou@yahoo.com
The aims of this study were to investigate the self-efficacy and anxiety in advanced cancer patients in a palliative care unit. The subject is some 99 advanced cancer patients, treated for pain relief and cancer-related symptoms. Patients completed the General Perceived Self-Efficacy Scale (GSE) and the Spielberger's State-Trait Anxiety Inventory (STAI). The Eastern Cooperative Oncology Group was used to measure patients' performance status. Statistically significant associations were found between GSE, patients' gender, performance status, opioids and all the STAI scales. The multiple regression analysis revealed that self-efficacy was predicted by patients' age, performance status, gender, as well as by their high levels on two STAI scales, in a model explaining 39.7% of the total variance. In advanced cancer patients, self-efficacy is significantly correlated with levels of anxiety, patients' physical condition and demographic characteristics. Also, it seems to be influenced by components of the STAI, patients' age, physical performance and gender.
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Department of Urology, University of Münster, Münster, Germany.
Objectives: It was the aim of this study to investigate the clinical differences between the tyrosine kinase inhibitors (TKIs) sorafenib and sunitinib as second-line treatment for cytokine-refractory kidney cancer patients. Methods: Twenty consecutive patients received continuous treatment of oral sorafenib at a dose of 400 mg twice daily in 6-week cycles. Sunitinib was administered to the remaining 20 patients at 50 mg once daily in repeated 6-week cycles consisting of daily therapy for 4 weeks, followed by a 2-week off-treatment period. We correlated best treatment responses and progression-free survival (PFS) with either TKI treatment. Adverse events were evaluated and differences were compared between both treatment groups. Results:In the sorafenib group, 2 (10%) patients showed a partial response (PR) and 4 (20%) patients had progressive disease (PD) versus 6 (30%) PRs and 3 (15%) PDs in the sunitinib group, respectively (p = 0.195). The median PFS was 6.4 months for sorafenib and 7.4 months for sunitinib (p = 0.969). In contrast to gender, age and the number of prior cytokine therapy cycles, the Eastern Cooperative Oncology Group performance status (p = 0.024) and the Memorial Sloan-Kettering Cancer Center risk groups for second-line treatments (p = 0.015) were independent predictive parameters of PFS. Gastrointestinal symptoms were found to occur with greater frequency in the sunitinib group (p = 0.03). Conclusions: Both TKIs showed comparable clinical benefits. The Eastern Cooperative Oncology Group performance status and the Memorial Sloan-Kettering Cancer Center risk groups can help determine which patients might benefit from alternative drug treatments.
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Department of Radiation Therapy, Toronto Sunnybrook Regional Cancer Centre.
This study evaluated the correlation between Karnofsky performance status (KPS) and Eastern Cooperative Oncology Group (ECOG) performance status (PS) scores assigned by doctors (MDs), nurses (RNs), radiation therapist (RTT), radiation therapy student (RTS), and patients (PTs) in assessing functional status of patients with cancer. Patients admitted to the general oncology and palliative care wards at our institution participated in the study. Data were gathered from survey forms completed by MDs, RNs, RTT, RTS, and PTs. The Spearman rank correlation coefficient was used to determine the extent of correlation between paired assessments. Thirty-six patients were enrolled in the study, 27 of whom were evaluable (17 men and 10 women), with a mean age of 57.7 years (range, 32-76 years). The correlation for ECOG PS scores were MD/RTS = 0.81; MD/RN = 0.77; MD/RTT = 0.57; MD/PT = 0.64; PT/RN = 0.51; PT/RTT = 0.60; and PT/RTS = 0.64. The correlations for KPS scores were MD/RTS = 0.81; MD/RN = 0.74; MD/RTT = 0.67; MD/PT = 0.70; PT/RN = 0.60; PT/RTT = 0.79; and PT/RTS = 0.60. The findings demonstrate that patients can make valuable and reliable self-assessments as evidenced from the moderate to good degree of correlation of patient-assigned scores with those of health care professionals.
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Royal Marsden NHS Foundation Trust, Sutton, United Kingdom. andrew.davies@rmh.nhs.uk
Oral candidosis is a significant cause of morbidity in patients with advanced cancer. The objectives of the study were to determine the epidemiology, etiology, clinical features, and microbiological aspects of oral candidosis among community-based patients. The subjects were recruited from hospice day centers in England. The clinical component involved completion of a study questionnaire, assessment of performance status, clinical examination of the oral cavity, measurement of unstimulated whole salivary flow rate, measurement of stimulated whole salivary flow rate, and performance of an oral rinse. Oral swabs were taken from subjects with appearances indicative of oral candidosis. The laboratory component involved standard procedures to isolate, enumerate, and identify yeasts from the clinical specimens. Three hundred ninety patients participated in the study. Two hundred seventy-two (70%) patients had oral yeast carriage, and 51 (13%) patients had combined clinical and microbiological evidence of oral candidosis. On univariate analysis, the presence of oral candidosis was associated with poor Eastern Cooperative Oncology Group performance status, presence of a denture, usage of a systemic corticosteroid, the severity of xerostomia, a low unstimulated whole salivary flow rate, and a low stimulated whole salivary flow rate. Multivariate analysis identified poor Eastern Cooperative Oncology Group performance status, presence of a denture, usage of a systemic corticosteroid, and the severity of xerostomia as being independently associated with the presence of oral candidosis. Oral candidosis is relatively common in community-based patients with advanced cancer. Hence, such patients should be screened for oral candidosis and should also be screened for reversible factors that predispose to oral candidosis, such as poor dental hygiene and salivary gland dysfunction.
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OBJECTIVES: This study compared the complications and the cancer control of elective nephron-sparing surgery (NSS) and radical nephrectomy (RN) in patients with a small (</=5 cm), solitary, low-stage N0 M0 tumor suspicious for renal cell carcinoma (RCC), and a normal contralateral kidney. METHODS: Five hundred forty-one patients were randomized in a prospective, multicenter, Phase 3 trial to undergo NSS (n = 268) or RN (n = 273) together with a limited lymph node dissection. RESULTS: This publication reports only on the complications reported for both surgical methods. The rate of perioperative blood loss was slightly higher after RN (96.0% vs. 87.2%) and the rate of severe hemorrhage was slightly higher after NSS (3.1% vs. 1.2%). Ten patients (4.4%), all of whom were treated with NSS, developed urinary fistulas. Pleural damage (11.5% for NSS vs. 9.3% for RN) and spleen damage (0.4% for NSS and 0.4% for RN) were observed with similar rates in both groups. Postoperative computed tomography scanning abnormalities were seen in 5.8% of NSS and 2.0% of RN patients. Reoperation for complications was necessary in 4.4% of NSS and 2.4% of RN patients. CONCLUSIONS: NSS for small, easily resectable, incidentally discovered RCC in the presence of a normal contralateral kidney can be performed safely with slightly higher complication rates than after RN. The oncologic results are eagerly awaited to confirm that NSS is an acceptable approach for small asymptomatic RCC.


2013-05-22 14:20:50 © BioInfoBank Institute