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Table 3 By intention to treat, logistic regression (stepwise) analysis for adjusted OR for predictors of quitting at 12 month follow-up

From: Effectiveness of additional follow-up telephone counseling in a smoking cessation clinic in Beijing and predictors of quitting among Chinese male smokers

Predictors Adjusted OR (95 % CI)a P-value P for trend
7-day point prevalence    
Group    
 FC (N = 149) 1.00   
 FCF (N = 398) 2.12 (1.26–3.56) 0.005  
Fagerström test score    
 Severe (6–10) 1.00   <0.001
 Moderate (4–5) 1.79 (1.03–3.10) 0.04  
 Low (0–3) 3.02 (1.86–4.90) <0.001  
Age (years)    
  < 31 1.00   0.02
 31–40 2.20 (1.16–4.19) 0.02  
 41–50 1.32 (0.67–2.62) 0.43  
  > 50 2.49 (1.24–5.00) 0.01  
Number of other smokers in household    
 0 1.00   
  ≥ 1 1.81 (1.07–3.05) 0.03  
6 month continuous abstinence    
Group    
 FC (N = 149) 1.00   
 FCF (N = 398) 2.17 (1.21–3.90) 0.01  
Fagerström test score    
 Severe (6–10) 1.00   <0.001
 Moderate (4–5) 2.16 (1.18–3.96) 0.01  
 Low (0–3) 3.07 (1.78–5.32) <0.001  
Marital status    
 Single or divorced 1.00   
 Married 2.79 (1.15–6.79) 0.02  
Occupation    
 Currently employed 1.00   
 Student/unemployed/retired/others 1.80 (1.05–3.11) 0.03  
  1. Face-to-face counseling plus follow-up telephone counseling, FCF Face-to-face counseling only, FC Odds ratio, OR Confidence Interval CI
  2. aAdjusted for all factors in Table 1 (with the exception of cigarette consumption) and year of the first visit