We supplied ratings as follows for each study:. The Level 3 designation is reserved for the most severe offenders, according to the state's Sex Offender Registry Board. Unclear: information on the blinding of assessors is unclear or unavailable from study authors.
We now find that this medroxyprogesterone use in sex offenders in Milton not the case and that it meets the criteria for a RCT Risk of bias Bias Authors' judgement Support for judgement Random sequence generation selection bias Low risk Implicit in the Williams square design Allocation concealment selection bias Unclear risk Method of allocation concealment not reported; attempts to locate investigators medroxyprogesterone use in sex offenders in Milton unsuccessful Blinding of participants and personnel performance bias All outcomes Low risk Treatment conditions were concealed to participants and staff by using sealed and coded containers prepared by a pharmacist p Blinding of outcome assessment detection bias All outcomes Low risk "Staff carrying out the testing would not know whether a drug or no treatment was being administered" p Incomplete outcome data attrition bias All outcomes Low risk One participant was removed from the study early on because of depression whilst in the CPA treatment phase.
See Appendix 2 for plans for data synthesis for future versions of the review. You have selected:. Selection of studies A minimum of two review authors working in pairs NH, MF, OK, JD, and MP independently read and assessed the titles and abstracts of studies identified through searches of electronic databases.
High risk: there is differential attrition across groups; reasons for dropping out of treatment are different across groups; there was inappropriate application of simple imputation.