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Table 2 Smoking characteristics by age-group in the male cohort of the Estonian Genome Center of the University of Tartu 2002–2012

From: Smoking-related general and cause-specific mortality in Estonia

  Age group
  18–25 26–45 46–65 Over 65 Total
Variable n % n % n % n % n %
Smoking status
Total 3896 100.0 6016 100.0 5292 100.0 2573 100.0 17,777 100.0
 Never smoker 1854 47.6 2281 37.9 1783 33.7 1093 42.5 7011 39.4
 Former smoker 218 5.6 1013 16.8 1409 26.6 1058 41.1 3698 20.8
 Current smoker 1824 46.8 2722 45.3 2100 39.7 422 16.4 7068 39.8
 Age at start (SD) 16 (2.4) 18 (3.5) 19 (4.5) 20 (5.4) 18 (4.2)
  Current smokers
Years smoked (SD) 5 (2.8) 17 (6.5) 35 (7.1) 51 (8.0) 108 (14.7)
 Up to 20 years 1773 100.0 1772 66.8 52 2.5 4 0.9 3601 52.3
 Over 20 years 0 0.0 879 33.2 1991 97.5 409 99.1 3279 47.7
Cigarettes per day
 Number of persons 1807 100.0 2698 100.0 2084 100.0 419 100.0 7008 100.0
 Up to 10 634 35.1 551 20.4 299 14.4 102 24.3 1586 22.6
 10–20 1101 60.9 1898 70.4 1555 74.6 295 70.4 4849 69.2
 Over 20 72 4.0 249 9.2 230 11.0 22 5.3 572 8.2
  Former smokers
Years smoked (SD) 4 (2.6) 11 (6.5) 22 (11.3) 29 (15.2) 20 (13.7)
 Up to 20 years 192 100.0 893 91.2 645 47.1 340 33.0 2070 58.0
 Over 20 years 0 0.0 86 8.8 724 52.9 691 67.0 1501 42.0
Cigarettes per day
 Number of persons 163 100.0 766 100.0 1095 100.0 869 100.0 2893 100.0
 Up to 10 87 53.4 184 24.0 161 14.7 126 14.5 558 19.3
 10–20 72 44.2 515 67.2 791 72.3 661 76.1 2039 70.5
 Over 20 4 2.4 67 8.8 143 13.0 82 9.4 296 10.2