Table 2.
Baseline characteristics of the study population. HUNT2 1995–97, Norway
| Disease status | N | Age, years mean (SD) | Women,% | BMI, kg/m2 mean (SD) | Smoker, % | Higher education, % | Long-term illness, % | Daily physical activity, % | Serum cholesterol, mmol/L (SD) | Serum creatinine, μmol/L (SD) | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Daily | Ex | ||||||||||
| Hypothyroidism women | |||||||||||
| No | 19,387 | 58.3 (13.5) | – | 26.8 (4.5) | 28.3 | 23.1 | 15.3 | 43.1 | 42.9 | 6.3 (1.3) | 83 (13) |
| Undetected | 151 | 61.4 (13.0) | – | 28.0 (4.8) | 17.2 | 29.7 | 13.7 | 38.7 | 45.7 | 6.8 (1.5) | 86 (11) |
| Diagnosed | 1631 | 57.1 (15.1) | – | 27.9 (5.1) | 24.0 | 27.7 | 17.8 | 54.0 | 41.4 | 6.3 (1.3) | 84 (14) |
| Hypothyroidism men | |||||||||||
| No | 10,510 | 57.6 (13.4) | – | 26.8 (3.5) | 29.4 | 40.5 | 18.7 | 42.4 | 56.0 | 6.1 (1.1) | 96 (17) |
| Undetected | 23 | 60.7 (13.8) | – | 26.7 (2.4) | 17.4 | 47.8 | 4.4 | 57.1 | 61.1 | 6.2 (1.0) | 111 (28) |
| Diagnosed | 258 | 59.6 (15.9) | – | 27.7 (4.0) | 23.1 | 47.8 | 19.1 | 54.7 | 52.0 | 5.9 (1.2) | 100 (16) |
| Type 2 diabetes mellitus | |||||||||||
| No | 35,164 | 50.0 (17.1) | 53.0 | 26.4 (4.0) | 30.1 | 27.0 | 19.4 | 35.2 | 55.3 | 5.9 (1.3) | 88 (15) |
| Undetected | 1022 | 64.4 (14.4) | 42.5 | 28.4 (4.8) | 24.1 | 36.4 | 9.0 | 54.9 | 40.4 | 6.4 (1.2) | 93 (17) |
| Diagnosed | 1771 | 67.0 (13.4) | 51.8 | 29.1 (4.8) | 17.6 | 36.7 | 9.6 | 66.9 | 34.0 | 6.2 (1.3) | 94 (26) |
| Hypertension | |||||||||||
| No | 33,368 | 42.3 (14.1) | 57.9 | 25.4 (3.6) | 32.9 | 23.8 | 25.6 | 26.4 | 60.9 | 5.5 (1.2) | 85 (13) |
| Undetected | 18,079 | 56.6 (16.4) | 44.2 | 27.1 (3.9) | 26.9 | 30.0 | 14.3 | 40.1 | 52.2 | 6.3 (1.2) | 90 (14) |
| Diagnosed | 11,924 | 61.4 (14.9) | 52.2 | 28.3 (4.4) | 21.3 | 34.3 | 12.0 | 52.8 | 41.5 | 6.3 (1.3) | 93 (21) |
| Missing | None | None | None | 2.1% | 5.2% | 4.1% | 14.2% | 0.2% | 0.2% | ||
Mean with standard deviation (SD) for age in years, body mass index (BMI) in kilograms per meter2, serum cholesterol in mmol/L, and serum creatinine in μmol/L. Proportion in per cent of women, daily and ex-smokers, participants with higher education (>12 years), long-term limiting illness or injury, and daily physical activity. Participants with missing data were excluded