Table 4 Factors predicting smoking cessation at 6 and 12 months follow-up.

From: Brief intervention to promote smoking cessation and improve glycemic control in smokers with type 2 diabetes: a randomized controlled trial

Variables

Odds Ratio (95% Confidence Interval)

6-month (N = 557)

12-month (N = 557)

Unadjusted model

 Control group

1.00

1.00

 Intervention group

1.00 (0.59–1.69)

0.63 (0.37–1.07)

Adjusted model a

Study group

 Control group

1.00

1.00

 Intervention group

0.97 (0.55–1.68)

0.68 (0.69–1.21)

Sex

 Male

1.00

1.00

 Female

1.4 (0.65–3.03)

1.5 (0.70–3.20)

Age

0.99 (0.97–1.02)

0.99 (0.97–1.02)

Education

 Primary or below

1.00

1.00

 Secondary

0.54 (0.28–1.05)

0.40 (0.21–0.76)

 Post-secondary

0.44 (0.14–1.39)

0.24 (0.07–0.87)

Baseline daily cigarette consumption

0.95 (0.91–0.99)

0.93 (0.89–0.98)

Baseline past quitting attempt

 No

1.00

1.00

 Yes

1.49 (0.80–2.80)

1.66 (0.88–3.13)

Baseline HbA1c level

1.09 (0.93–1.27)

0.92 (0.77–1.10)

  1. Note. aModel adjusted for all the variables listed.