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Table 2 By intention to treat, quit rates of two groups at 1, 3, 6 and 12 month follow-up in 547 male smokers

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

 

FC N (%)

FCF N (%)

Crude OR (95 % CI) P-value

Adjusted ORa (95 % CI) P-value

Adjusted ORb (95 % CI) P-value

 

(N = 149)

(N = 398)

   

1 month follow-up

     

 7-day point prevalence

24 (16.1)

74 (18.6)

1.19 (0.72–1.97) 0.50

1.02 (0.60–1.73) 0.94

1.05 (0.60–1.85) 0.86

3 month follow-up

     

 7-day point prevalence

26 (17.4)

92 (23.1)

1.42 (0.88–2.31) 0.15

1.30 (0.79–2.14) 0.31

1.35 (0.79–2.31) 0.27

 1 month continuous abstinence

23 (15.4)

73 (18.3)

1.23 (0.74–2.05) 0.43

1.11 (0.65–1.88) 0.71

1.17 (0.67–2.05) 0.59

6 month follow-up

     

 7-day point prevalence

24 (16.1)

103 (25.9)

1.82 (1.11–2.97) 0.02

1.70 (1.03–2.82) 0.04

1.92 (1.12–3.32) 0.02

 1 month continuous abstinence

23 (15.4)

95 (23.9)

1.72 (1.04–2.83) 0.03

1.64 (0.98–2.74) 0.06

1.82 (1.05–3.16) 0.03

 3 month continuous abstinence

22 (14.8)

77 (19.3)

1.39 (0.83–2.32) 0.22

1.31 (0.77–2.24) 0.32

1.48 (0.83–2.62) 0.19

12 month follow-up

     

 7-day point prevalence

22 (14.8)

105 (26.4)

2.07 (1.25–3.43) 0.005

2.08 (1.24–3.50) 0.006

2.34 (1.34–4.10) 0.003

 6 month continuous abstinence

16 (10.7)

78 (19.6)

2.03 (1.14–3.60) 0.02

2.14 (1.19–3.88) 0.01

2.41 (1.28–4.52) 0.006

  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 demographic characteristics, perceived difficulty of quitting, willingness to pay for quitting and year of the first visit
  3. bAdjusted for all factors in Table 1 (with the exception of cigarette consumption) and year of the first visit