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Table 2 Risk factors by quit smoking status among cancer survivors who regularly smoked prior to cancer diagnosis

From: Who tended to continue smoking after cancer diagnosis: the national health and nutrition examination survey 1999–2008

Characteristic Quit (n = 244) Not quit (n = 322) p-value1
  N (weighted%)1 N (weighted%)1  
Smoking related factors    
Smoking initiation age    0.025
  Mean2 ± SE 18.5 ± 0.4 17.3 ± 0.3
Years smoking    0.005
  Mean2 ± SE 38.1 ± 1.0 33.7 ± 1.0
Years of quit smoking   after cancer diagnosis    -
  Mean2 ± SE 8.8 ± 0.7 -
Cancer related factors    
Cancer year    <0.001
  Mean ± SE 17.0 ± 0.8 10.5 ± 0.7
First cancer diagnosis age    <0.001
  Mean2 ± SE 47.9 ± 1.0 40.5 ± 1.2
Smoking-related cancer 3    
  No 135 (35.8) 174 (64.2) 0.885
  Yes 109 (36.4) 148 (63.6)
Body weight related factors    
BMI    
  Underweight & normal(<25) 85 (30.2) 147 (69.8) 0.083
  Overweight (25–29.9) 87 (41.7) 89 (58.3)
  Obese (> = 30) 70 (40.4) 78 (59.6)
How do you consider   your weight    
  Overweight 143 (41.1) 153 (58.9) 0.038
  Underweight 22 (26) 41 (74)
  About the right weight 78 (30.7) 126 (69.3)
Heath behavioral related factors    
Vigorous activity over   past 30 days    
  No 220 (38) 278 (62) 0.112
  Yes 24 (26) 44 (74)
Days of 5 or more drinks in 12 months   
  0 95 (34.9) 125 (65.1) 0.282
  1–4 10 (20.4) 37 (79.6)
  5 or more 18 (33.4) 29 (66.6)
Health status related factors    
Number of disease ever   have 4    
  0 64 (28.2) 116 (71.8) 0.018
  1–2 131 (39.1) 157 (60.9)
  3 and up 49 (44.2) 49 (55.8)
Number of times receive   healthcare over past year    
  0–3 73 (28.9) 133 (71.1) 0.048
  4–9 87 (37.9) 109 (62.1)
  > = 10 84 (45) 79 (55)  
  1. 1 Tested using Rao-Scott chi-square test or t-test.
  2. 2 Weighted mean.
  3. 3 Based on American Cancer Society.
  4. 4 Including 10 diseases: Arthritis, congestive heart failure, coronary heart disease, angina/angina pectoris, heart attack, stroke, emphysema, chronic bronchitis, liver condition, thyroid.