Table 2

Point prevalence and prolonged abstinence at 4 months, 7 months and 13 months post recruitment†

Smoking cessation measure and follow-up time pointProactive telephone counselling (n=769)Controls (n=793)Adjusted p Value‡
n%n%
7-day point prevalence abstinence at:
 4 months post recruitment10613.8769.60.005*
 7 months post recruitment11014.38711.00.02*
 13 months post recruitment11715.211414.40.4
3-month prolonged abstinence at:
 4 months post recruitment263.4141.80.02*
 7 months post recruitment466.0364.50.1
6-month prolonged abstinence at:
 7 months post recruitment172.270.90.02*
 13 months post recruitment445.7445.50.7
9-month prolonged abstinence at:
 13 months post recruitment253.3273.40.9
12-month prolonged abstinence at:
 13 months post recruitment111.460.80.1

  • *p<0.05.

  • ↵† Missing data counted as smokers.

  • ↵‡ Adjusted for baseline marital status and cigarettes smoked per day.