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Table 3 Multiple imputation analyses for associations of nicotine dependence measures and smoking cessation

From: Do cravings predict smoking cessation in smokers calling a national quit line: secondary analyses from a randomised trial for the utility of ‘urges to smoke’ measures

 

MULTIVARIATE†

 
 

OR (95% C.I)

P VALUE‡

Degrees of freedom

FUTS CONTINUOUS

0.89 (0.80-0.99)

0.0271

Min: 94.1; Av: 115.4; Max: 162.3

SUTS CONTINUOUS

0.94 (0.86-1.04)

0.2334

Min: 103.1; Av: 126.7; Max: 166.9

HSI CONTINUOUS

0.85 (0.79-0.92)

<0.0001

Min: 101.8; Av: 122.8; Max: 164.0

FUTS CATEGORISED

   

1

1

0.0186

Min: 56.6; Av: 90.9; Max: 165.0

2

1.31 (0.60-2.89)

  

3

1.34 (0.64-2.82)

  

4

1.09 (0.54-2.20)

  

5

0.62 (0.27-1.39)

  

6

0.98 (0.41-2.34)

  

SUTS CATEGORISED

   

1

1

0.6436

Min: 51.6; Av: 103.0; Max: 169.6

2

1.23 (0.62-2.42)

  

3

1.21 (0.62-2.38)

  

4

1.09 (0.60-2.01)

  

5

0.96 (0.43-2.11)

  

6

0.78 (0.36-1.71)

  

HSI CATEGORISED

   

0

1

0.0003

Min: 86.0; Av: 122.4; Max: 213.7

1

1.10 (0.63-1.95)

  

2

0.95 (0.55-1.66)

  

3

0.79 (0.48-1.32)

  

4

0.83 (0.50-1.39)

  

5

0.54 (0.31-0.95)

  

6

0.25 (0.13-0.48)

  
  1. †adjusted for age, gender, treatment group; ‡ Joint Wald test Test p value; OR = Odds Ratio; C.I = confidence interval; FUTS = frequency of urges to smoke; SUTS = strength of urges to smoke; HSI = heaviness of smoking index; Min = minimum; Av = average; Max = maximum.