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Latest Paper:
Department of Medicine, Hospital of the University of Pennsylvania, University of Pennsylvania School of Medicine, 3820 Locust Walk MB 36, Philadelphia, PA 19104, USA. jason.lott@gmail.com
This study assesses the availability of websites offering to sell psilocybin spores and psilocybin, a powerful hallucinogen contained in Psilocybe mushrooms. Over a 25-month period beginning in March 2003, eight searches were conducted in Google using the term "psilocybin spores." In each search the first 100 nonsponsored links obtained were scored by two independent raters according to standardized criteria to determine whether they offered to sell psilocybin or psilocybin spores. No attempts were made to procure the products offered for sale in order to ascertain whether the marketed psilocybin was in fact "genuine" or "counterfeit." Of the 800 links examined, 58% led to websites offering to sell psilocybin spores. Additionally, evidence that whole Psilocybe mushrooms are offered for sale online was obtained. Psilocybin and psilocybin spores were found to be widely available for sale over the Internet. Online purchase of psilocybin may facilitate illicit use of this potent psychoactive substance. Additional studies are needed to assess whether websites offering to sell psilocybin and psilocybin spores actually deliver their products as advertised.
The Listening Center, Department of Otolaryngology-Head and Neck Surgery, Johns Hopkins University, Baltimore, Maryland, U.S.A.
OBJECTIVE:: To assess the efficacy of revision cochlear implantation (RCI) and to identify clinical and device-related factors predictive of RCI outcome. STUDY DESIGN:: Retrospective case series with attempted correlation to ex vivo device analysis. SETTING:: Academic tertiary referral center. PATIENTS:: Children (<18 yr) who underwent RCI in a tertiary-care center. INTERVENTION:: Revision cochlear implantation with multichannel cochlear implant. MAIN OUTCOME MEASURES:: Open-set speech perception testing and subjective report by child, family, teacher, or therapist; patient report of symptom resolution. RESULTS:: During the 15-year period, 13% of pediatric CI surgeries were revised (at an average of 3.4 yr after initial operation). Hard failures (42%), suspected device failure (29%), and extracochlear electrodes (16%) were the most common indications for RCI. Most hard and suspected device failure cases (n = 37; 84%) reported a return to previous peak performance within 18 months of RCI. Previous peak performance was more likely to be achieved or exceeded in younger than in older children. A decline in speech perception was a stronger predictor of successful outcome (100%) than chronic underperformance (57%) among children with suspected device failure. Preoperative integrity testing was only moderately predictive of functional results or findings at ex vivo device analysis. CONCLUSION:: Revision cochlear implantation should be considered when longitudinal clinical assessment reveals an unfavorable trajectory in the development of receptive communication skills. Device testing provides important, but not definitive, supporting data. Revision cochlear implantation as guided by device and patient factors can exert a positive impact on access to verbal language and therefore its development. A delay to act can have lasting negative consequences because benefits seem to diminish with age.
Douglas B Marlowe,
David S Festinger,
Patricia L Arabia,
Karen L Dugosh,
Kathleen M Benasutti,
Jason R Croft
Treatment Research Institute, 600 Public Ledger Building, 150 South Independence Mall West, Philadelphia, PA 19106, USA. dmarlowe@tresearch.org
Adaptive interventions apply a priori decision rules for adjusting treatment services in response to participants' clinical presentation or performance in treatment. This pilot study (n = 30) experimentally examined an adaptive intervention in a misdemeanor drug court. The participants were primarily charged with possession of marijuana (73%) or possession of drug paraphernalia (23%). Results revealed that participants in the adaptive condition had higher graduation rates and required significantly less time to graduate from the program and achieve a final resolution of the case. It took an average of nearly 4 fewer months for participants in the adaptive intervention to resolve their cases compared with those participating in drug court as usual. Participants in the adaptive condition also reported equivalent satisfaction with the program and therapeutic alliances with their counselors. These data suggest that adaptive interventions may enhance the efficiency and effectiveness of drug courts and justify examining adaptive interventions in large-scale drug court studies.
Douglas B Marlowe,
David S Festinger,
Patricia L Arabia,
Karen L Dugosh,
Kathleen M Benasutti,
Jason R Croft,
James R McKay
Treatment Research Institute.
This pilot study (N = 30) experimentally examined the effects of an adaptive intervention in an adult misdemeanor drug court. The adaptive algorithm adjusted the frequency of judicial status hearings and clinical case-management sessions according to pre-specified criteria in response to participants' ongoing performance in the program. Results revealed the adaptive algorithm was acceptable to both clients and staff, feasible to implement with greater than 85% fidelity, and showed promise for eliciting clinically meaningful improvements in drug abstinence and graduation rates. Estimated effect sizes ranged from 0.40 to 0.60 across various dependent measures. Compared to drug court as-usual, participants in the adaptive condition were more likely to receive responses from the drug court team for inadequate performance in the program and received those responses after a substantially shorter period of time. This suggests the adaptive algorithm may have more readily focused the drug court team's attention on poorly-performing individuals, thus allowing the team to "nip problems in the bud" before they developed too fully. These preliminary data justify additional research evaluating the effects of the adaptive algorithm in a fully powered experimental trial.
David S Festinger,
Douglas B Marlowe,
Jason R Croft,
Karen L Dugosh,
Patricia L Arabia,
Kathleen M Benasutti
Treatment Research Institute, University of Pennsylvania.
Research participants often fail to recall substantial amounts of informed consent information after delays of only a few days. Numerous interventions have proven effective at improving consent recall; however, virtually all have focused on compensating for potential cognitive deficits and have ignored motivational factors. In this pilot study, the authors randomly assigned 31 drug court clients participating in a clinical research trial to a control group that received a standard informed consent procedure or to a group that received the same procedure plus incentives for correctly recalling consent information. The incentive group was told they would receive $5 for each of the 15 consent items they could answer correctly 1 week later. At the follow-up, the incentive group recalled a significantly greater percentage of consent information overall than the control group (65% vs. 42%, p <.01). Findings from this study have important implications for the ethical conduct of human subject research. The incentivized consent procedure may be useful for improving consent recall in research studies, particularly those involving potentially serious side effects. The results also provide an important "proof of concept" regarding the utility of motivational procedures for improving recall of consent information.(PsycINFO Database Record (c) 2009 APA, all rights reserved).
Treatment Research Institute, 600 Public Ledger Building, 150 S. Independence Mall West, Philadelphia, Pennsylvania 19106, USA. dmarlowe@tresearch.org
This study evaluated a contingency management (CM) program in a drug court. Gift certificates for compliance were delivered at 4- to 6-week intervals (total value =$390.00). Participants in one condition earned gift certificates that escalated by $5.00 increments. Participants in a second condition began earning higher magnitude gift certificates, and the density of reinforcement was gradually decreased. No main effects of CM were detected, which appears to be attributable to a ceiling effect from the intensive contingencies already delivered in the drug court and the low density of reinforcement. Preplanned interaction analyses suggested that participants with more serious criminal backgrounds might have performed better in the CM conditions. This suggests that CM programs may be best suited for more incorrigible drug offenders.
Strategic Marketing Concepts, Ellicott City, Maryland, USA. Dmarlow1@ix.netcom.com
Keywords:
The Listening Center, Department of Otolaryngology-Head and Neck Surgery, Johns Hopkins University, Baltimore, Maryland, U.S.A.
OBJECTIVE:: To assess the efficacy, risks, and indications of revision cochlear implantation (RCI) and to identify the clinical, audiologic, and device-related characteristics that predict outcome. STUDY DESIGN:: Retrospective case series. SETTING:: Academic tertiary referral center. PATIENTS:: Adults (>/=18 yr) who underwent RCI at Johns Hopkins University. INTERVENTION:: Revision cochlear implant surgery. MAIN OUTCOME MEASURES:: Speech perception by open-set testing and patient report and patient report of symptom resolution. RESULTS:: During the 16-year period of this study, 4.8% of all adults implanted at our center have required 1 or more RCI surgeries. A total of 48 RCIs have been performed. The indications for RCI included infection (12%), electrode extrusion (15%), hard failure (23%), suspected device failure (42%), and isolated facial nerve stimulation (8%). Overall, successful resolution of the implant-related or medical condition was achieved with RCI in 83% of cases. Speech perception was lower in only 1 (2.1%) of 48 cases. Satisfactory preoperative speech recognition was preserved or surpassed in 5 of 6 infection cases and 8 cases with progressive symptoms of tinnitus and facial nerve stimulation. All cases of hard failure regained or surpassed previous peak performance. Improved speech recognition was experienced by 75% of cases with suspected device failure. Of cases in which RCI failed to restore previous functional benefit, there was a significant association with advanced age (>70 yr). Whereas an abnormal integrity test was predictive of favorable outcome after RCI, a negative test was not predictive of outcome. A similar pattern of results was observed with respect to ex vivo device analysis. CONCLUSION:: Revision cochlear implantation can be safely performed to restore lost benefit in appropriately selected cases. When properly performed after medical and audiologic options have been exhausted, RCI rarely compromises previous function and, in most cases, can resolve functional complaints and distracting symptoms. When positive, integrity testing is a useful screen for the presence of a device defect. In cases in which device integrity is uncertain, clinical judgment guided by longitudinal assessment can help determine whether RCI is likely to be beneficial.
Treatment Research Institute at the University of Pennsylvania, Philadelphia, Pennsylvania, Marlowe@Tresearch.org.
Proponents of a pure public safety perspective on the drug problem hold that drug-involved offenders require consistent and intensive supervision by criminal justice authorities in order to stay off drugs and out of trouble. In contrast, proponents of a thoroughgoing public health perspective commonly argue that clients perform better if they are left alone to develop an effective therapeutic alliance with counselors. Both may be correct, but with respect to different groups of offenders. One approach has shown consistent promise for reducing drug use and criminal recidivism: an integrated public health-public safety strategy that combines community-based drug abuse treatment with ongoing criminal justice supervision. This article presents promising findings from programs implementing this strategy and discusses best treatment practices to meet the needs of both low-risk and high-risk clients.
Department of Psychiatry, Yale University School of Medicine, New Haven, Connecticut.
PURPOSE: To quantify the online availability and portrayal of amphetamine-class prescription stimulants with a focus on those medications commonly prescribed to and abused by adolescents. METHOD: The Googletrade mark search engine was used in searches to assess the frequency of web sites offering to sell controlled stimulants (retail sites) or web sites that directly linked to retail sites (portal sites). In addition separate searches were used to evaluate the portrayal of controlled prescription stimulants by the initial 20 web sites returned by Google. Retail and portal web site frequency was collected for each search. For searches measuring the portrayal of stimulants, web pages were categorized as pro-use, anti-misuse, neutral or other, based on set criteria. RESULTS: Sites offering to sell stimulants without a prescription were found for nearly all search terms. Across all searches, the Schedule III stimulants indicated for the treatment of obesity returned more sites offering to sell stimulants without a prescription than Schedule II stimulants indicated for the treatment of attention-deficit hyperactivity disorder (ADHD). Internet site portrayal of each stimulant varied; however sites that contained "methamphetamine" often included anti-misuse information. CONCLUSIONS: The apparent availability of stimulants over the Internet without a prescription indicates the potential for a significant public health problem. The extent to which teens are obtaining these drugs via the Internet remains unclear, but clinicians must be aware of the potential for abuse, concomitant prescription use issues, illicit sources, and diversion of these medications, which can be highly addictive. Education of consumers and physicians as well as further governmental interventions are needed to limit the potential scope of this problem.
