Secondary outcomes
reductions in unhealthy alcohol
We found significant reductions in unhealthy alcohol use (AUDIT‐C positive or PEth≥50 ng/ml) at 24 weeks in the intervention compared to control. Unhealthy alcohol use declined from 98% at baseline in both arms to 73% (95% CI: 68–78%) in the intervention and 84% (95% CI: 80–89%) in the control, yielding a relative reduction of 14% (RR = 0.86, 95% CI: 0.79–0.94; Table Comparison of unhealthy alcohol use (drinking above recommended limits) [Abbreviations: CI, confidence interval; PEth, phosphatidylethanol; RR, risk ratio.Significant reductions in unhealthy alcohol use were seen in most subgroups (Table 