Table 1 General characteristics of the study population, N (%) or Mean ± SD
Variables | Overall (N = 14,068) |
|---|---|
Age, yrs | 48.6 ± 16.6 |
   18-29 | 2,323(16.5) |
   30-39 | 2,211 (15.7) |
   40-49 | 2,238 (15.9) |
   50-59 | 3,813 (27.1) |
   60 ≥ | 3,483 (24.8) |
Gender | Â |
   Male | 6,463 (45.9) |
   Female | 7,605 (54.1) |
Education | Â |
   Less than high school | 5,661 (40.3) |
   High school | 6,604 (43.1) |
   College or above | 2,341 (16.6) |
BMIa, kg/cm2 | 23.1 ± 3.2 |
   ≥ 25.0 | 3,599 (25.6) |
   18.5-24.9 | 9,525 (67.9) |
   < 18.50 | 905 (6.5) |
Waist circumferenceb, cm | Â |
   ≥ 80 (female) or 90 (male) | 10,127 (72.5) |
   < 80 (female) or 90 (male) | 3,845 (27.5) |
Second-hand smoke | Â |
   Never | 3,106 (22.1) |
   Ever | 10,960 (77.9) |
Smoking | Â |
   Current smoker | 3,215 (23.5) |
   Ex-smoker | 651 (4.8) |
   Never smoker | 9,791 (71.7) |
Amount of smoking, pack-years | 6.8 ± 21.3 |
Household solid fuel exposures | Â |
   Duration, yr | 19.0 ± 1.54 |
   Total amount, 1000 kg | 12.9 ± 12.6 |
   Lifetime average amount, kg/year | 236.3 ± 209.6 |
Hypertension | Â |
   Yes | 2,673 (19.0) |
   No | 11,395 (81.0) |
Coronary heart disease | Â |
   Yes | 572 (4.1) |
   No | 13,496 (95.9) |
Stroke | Â |
   Yes | 339 (2.4) |
   No | 13,729 (97.6) |
Diabetes | Â |
   Yes | 684 (4.9) |
   No | 13,384 (95.1) |