Table 1 Summary of procedure. Treatment periods were either with sham stimulation or active current presented in a counterbalanced order across subjects
Study phase | Events | Notes |
|---|---|---|
Baseline period | Daily diaries for drug use and cravings | Recorded for 1 week |
Treatment 1 | Two 30-minute sessions for 3 1/2 days | Sessions separated by 3 to 6 hours |
Cue-induced craving EEG session | Event-Related Potential (ERP) recordings following neutral and drug-related cues | Session began 1 hour after last Transcutaneous Electric Acupoint Stimulation (TEAS) treatment |
Washout period | 2 weeks in length | No treatments; continue to record drug use and cravings in diaries |
Treatment 2 | Two 30-minute sessions for 3 1/2 days | Sessions separated by 3 to 6 hours |
Cue-induced craving EEG session | Event-Related Potential (ERP) recordings following neutral and drug-related cues | Session began 1 hour after last Transcutaneous Electric Acupoint Stimulation (TEAS) treatment |