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Table 1 Percent current smokers among female and male ever smokers*

From: Gender and age differences among current smokers in a general population survey

  Women Men Chi2   P   w
  n ever
smokers
% current smokers
within ever smokers
n ever
smokers
% current smokers
within ever smokers
     
Total 31228 64.0 47731 58.7 224.3   .001   .05
Age          
   10 – 19 1396 92.9 1803 95.5 9.4   .01   .06
   20 – 29 4770 78.2 5784 85.6 99.2   .001   .10
   30 – 39 8084 69.3 9760 74.2 51.4   .001   .05
   40 – 49 6988 64.8 9463 64.1 0.8   ns   
   50 – 59 4567 56.6 8149 50.7 40.9   .001   .06
   60 – 69 2866 48.7 7334 37.2 112.2   .001   .10
   70 – 79 2049 34.4 4340 22.3 103.0   .001   .13
   80 – 89 468 29.7 1004 19.5 18.2   .001   .11
   90 or older 40 30.0 94 20.2 1.5   ns   
Age of onset
of smoking
         
   10 – 15 5543 72.2 9793 64.8 90.5   .001   .08
   16 5219 66.0 9258 62.2 20.8   .001   .04
   17 – 18 7621 62.4 12796 55.6 90.5   .001   .07
   19 – 20 4618 60.6 6506 52.8 67.6   .001   .08
   21 – 25 3023 57.0 3806 54.7 3.6   ns   
   26 – 70 2717 59.2 1911 54.3 11.2   .001   .05
Cigarettes per day          
   less than 5 6894 52.0 5431 52.6 0.4   ns   
   5 – 20 20083 68.4 29398 61.4 256.0   .001   .07
   21 – 40 2625 72.7 7567 62.6 89.0   .001   .09
   41 or more 272 50.0 1200 34.8 21.2   .001   .12
Disease
(last 4 weeks)
         
   not diseased 27042 65.4 40755 60.5 163.4   .001   .05
diseased for
1 year or less
2074 58.9 3163 55.6 5.7   .05   .03
diseased for more
than 1 year
1465 47.4 2748 37.6 37.3   .001   .09
  1. * by age, age of onset of smoking, cigarettes per day and disease status.
  2. Chi2 Likelihood chi2 test result.
  3. P Significance level: .001 ≤ .001, .01 ≤ .01, .05 ≤ .05, ns not significant.
  4. w Effect size measure Cohen's w [15].