Table 3

By intention to treat, logistic regression (stepwise) analysis for adjusted OR for predictors of quitting at 12-month follow-up

PredictorsAdjusted OR* (95% CI)p Valuep for trend
7-day point prevalence
Group
 FC+low education Level1.000.03
 FC+high education Level1.19 (0.45 to 3.17)0.73
 FCF+high Education level2.12 (9.00 to 5.00)0.09
 FCF+low education Level2.71 (1.13 to 6.50)0.03
Fagerström test score
 Severe (6–10)1.00<0.001
 Moderate (4–5)1.75 (1.03 to 3.00)0.04
 Low (0–3)2.95 (1.83 to 4.74)<0.001
6-month continuous abstinence
Group
 FC+low education level1.000.02
 FC+high education level1.73 (0.52 to 5.74)0.37
 FCF+high education level2.59 (0.88 to 7.67)0.09
 FCF+low education level4.04 (1.35 to 12.04)0.01
Marital status
 Single or divorced1.00
 Married2.71 (1.12 to 6.57)0.03
Fagerström test
 Severe (6–10)1.000.001
 Moderate (4–5)2.08 (1.14 to 3.80)0.02
 Low (0–3)2.89 (1.68 to 4.97)<0.001
12-month continuous abstinence
Group
 FC+low education level1.000.02
 FC+high education level1.20 (0.34 to 4.16)0.78
 FCF+high education level1.40 (0.46 to 4.28)0.56
 FCF+low education level3.06 (1.01 to 9.30)0.05
Marital status
 Single or divorced1.00
 Married4.02 (1.21 to 13.41)0.02
Fagerström test
 Severe (6–10)1.00<0.001
 Moderate (4–5)3.34 (1.63 to 6.84)0.001
 Low (0–3)3.89 (2.00 to 7.57)<0.001
  • *Adjusted for all factors in table 1 (except the cigarette consumption) and Year of the first visit.

  • FC, Face-to-face counselling only; FCF, Face-to-face counselling plus follow-up booster.