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Table 2 Distribution of daily cigarette smokers, according to selected characteristics of the smoking habit

From: Prisoners' attitudes towards cigarette smoking and smoking cessation: a questionnaire study in Poland

Characteristic Current smokers Former smokers
  No. % No. %
Total No. of daily cigarette smokers 696 100 27 100
Age of smoking initiation:     
   ≤ 10 55 8 0 0
   11–13 95 14 1 4
   14–17 329 47 6 22
   18–20 153 22 5 18
   21–25 42 6 2 7
   > 25 16 2 5 18
   Missing data 6 1 8 30
No. of cigarettes smoked daily:     
   1–5 12 2 6 22
   6–10 128 18 6 22
   11–15 116 17 4 15
   16–20 293 42 3 1
   21–40 126 18 1 4
   > 40 15 2 0 0
   Missing data 6 1 7 26
No. of pack/years:     
   ≤ 10 324 46 18 67
   11–20 179 26 1 4
   21–30 90 13 1 4
   31–40 47 7 0 0
   41–50 21 3 0 0
   51–70 18 3 0 0
   > 70 6 1 0 0
   Missing data 11 2 7 26
Smoking the first cigarette:     
   Within 30 min. after awakening 553 79 1 4
   Later 131 19 4 15
   Missing data 12 2 22 81
Smoking a greater No. of cigarettes:     
   In the morning 310 44 3 11
   In the afternoon 374 54 2 7
   Missing data 12 2 22 81
Changes in smoking habit in prison:     
   Smoking less cig/d. than at liberty 202 29 - -
   Smoking more cig/d. 231 33 - -
   Smoking the same No. of cig/d. 240 35 - -
   Missing data 23 3 - -
Awareness of smoking negative impact on health:     
   Aware smokers* 345 49 6 22
   Smokers not contemplating whether smoking is harmful 227 33 3 11
   Smokers denying health impacts of smoking** 103 15 0 0
   Missing data 21 3 18 67
  1. *smokers convinced about smoking harmfulness for health; **smokers convinced that smoking did not affect health in any way