Table 3 Number of cigarettes smoked per day, among those who were smoking at 3-month and 6-month follow-ups
InterventionComparisonp Value
Average number smoked (baseline) (nc = 232; ni = 466)24.9 (9.5)24.4 (9.6)NS
Average number smoked (3 months) (nc = 232; ni = 466)14.5*** 10.1)15.7*** (10.6)NS
Average number smoked (6 months) (nc = 223; ni = 519)15.1*** (9.6)16.4*** (9.7)NS
Average number smoked (12 months) (nc = 181; ni = 443)17.6*** (9.6)16.9*** (9.7)NS

  • Values are mean (SD).

  • ***Change between baseline and follow-up is statistically significant at p⩽0.001.