Mean age, body mass index, and number of pack years in ever smokers with standard deviation (SD), and smoking habits by sex and age groups. Nord-Trøndelag, Norway 1997
| Age 20–44 years | Age 45–69 years | Age 70+ years | All | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Men | Women | Men | Women | Men | Women | Men | Women | ||||||||
| Number | 12 602 | 14 442 | 13 119 | 14 074 | 5022 | 6458 | 30 743 | 34 974 | |||||||
| Age | 33.4 (7.0) | 33.1 (7.1) | 55.6 (7.3) | 55.8 (7.3) | 76.5 (5.7) | 77.3 (5.5) | 50.0 (17.0) | 50.4 (17.8) | |||||||
| Body mass index (kg/m2) | 25.9 (3.5) | 25.0 (4.3) | 27.0 (3.4) | 26.9 (4.6) | 26.5 (3.5) | 27.6 (4.6) | 26.5 (3.5) | 26.3 (4.6) | |||||||
| Number of pack years in ever smokers | 9.3 (7.7) | 7.2 (5.9) | 19.0 (14.4) | 13.2 (9.9) | 21.9 (17.0) | 12.8 (10.9) | 16.0 (13.9) | 10.3 (4.6) | |||||||
| Smoking habits1-150 | |||||||||||||||
| Never smoker | 6 444 | 6 404 | 3 700 | 5 810 | 1058 | 3908 | 11 202 | 16 122 | |||||||
| Ex-smoker | 2 016 | 2 449 | 4 872 | 3 139 | 2468 | 804 | 9 356 | 6 392 | |||||||
| Current smoker | 3 539 | 4 977 | 4 079 | 4 338 | 1057 | 619 | 8 675 | 9 934 | |||||||
↵1-150 1510 men and 2526 women had missing data on smoking habits.