CONSORT - EHEALTH Checklist

1b-i) Key features/functionalities/components of the intervention and comparator in the METHODS section of the ABSTRACT Yes Methods section from the abstract "Interactive cognitive-behavioural modules and a consumption diary for the reduction of cocaine use were implemented and compared with a psycho-educative control condition in a randomised controlled 6-week study." 1b-ii) Level of human involvement in the METHODS section of the ABSTRACT Yes Objective from the abstract: "To test the feasibility and effectiveness of anonymous, fully automated web-based self-help therapy as an alternative to outpatient treatment services for cocaine users." 1b-iii) Open vs. closed, web-based (self-assessment) vs. face-to-face assessments in the METHODS section of the ABSTRACT Yes Methods section from the abstract "Participants for the web-based trial were recruited by various online and offline media." 1b-iv) RESULTS section in abstract must contain use data Yes Methods section from the abstract: "The frequency and quantity of cocaine use entered into the consumption diary and the Severity of Cocaine Dependence Scale (SDSc) were assessed as the main outcomes among 196 cocaine-using participants of the intervention group and 100 participants of the control group." 1b-v) CONCLUSIONS/DISCUSSION in abstract for negative trials Yes Results section from the abstract: "The low number of participants who completed the SDSc and the CCQ-B limited the explanatory power of the variables assessed by these questionnaires." INTRODUCTION 2a-i) Problem and the type of system/solution