Table 2: Effect of intervention on number of alcohol-free months at the whole 1, 3, and 6 months at the whole follow-up period.

Number of alcohol-free months at the whole 1, 3, and 6 monthsRate ratiosP value95% CI

Control group211
Intervention group422.10.0401.03–4.3
Non heavy drinking461
Heavy drinking: 5+ standards drink170.630.2500.29–1.36
Current age: 19 years old141
Current age: 40 years old492.410.0331.07–5.42
Male461
Female172.030.0471.00–4.09
Other education221
Primary school411.110.7330.58–2.12
Born in other provinces81
Born in Lop Buri province551.020.9590.4–2.61
Other occupation421
Employee210.730.4450.34–1.6
Other marital status201
Married status430.850.6430.43–1.66