Vial 2002.

Methods	Setting: Single hospital, Australia Recruitment: inpatients, motivated to quit
Participants	102 (only 64 followed to 6m), 44% F, av. age 52 Providers: pharmacists
Interventions	1. Initial counselling session from hospital pharmacist, up to 16 further weekly meetings after discharge, nicotine patch dispensed weekly at visits. 2. Initial counselling from hospital pharmacist, further sessions with a community pharmacist, same availability of patch 3. Minimal intervention, brief advice only
Outcomes	Continuous abstinence at 12 months Validation: CO ≤ 8 ppm
Notes	1 & 2 versus 3
Risk of bias
Bias	Authors' judgement	Support for judgement
Random sequence generation (selection bias)	Low risk	Computer randomized, block size 10
Allocation concealment (selection bias)	Unclear risk	No details given
Incomplete outcome data (attrition bias) All outcomes	Low risk	Due to time constraints only 64 of the randomized participants had been enrolled early enough to be followed at 12m, of whom 19 could not be reached