General characteristics of study group
| Study group, N=139 | |
|---|---|
| Sex | |
| Male | 42 (30.2) |
| Female | 97 (69.8) |
| Age (y) | 40.32 (39.51±10.8) |
| 20s | 27 (19.4) |
| 30s | 42 (30.2) |
| 40s | 37 (26.6) |
| 50s | 25 (18.0) |
| Over 60s | 7 (5.0) |
| Body mass index (kg/m2) | 22.87 (22.30±3.24) |
| Normal, 18.5–22.9 | 81 (58.3) |
| Overweight, 23–25 | 29 (20.9) |
| Obesity, >25 | 29 (20.9) |
| Underlying disease | |
| No | 103 (74.1) |
| Yes | 36 (25.9) |
| Diabetes mellitus | 3 (2.2) |
| Hypertension | 15 (10.8) |
| Cardiovascular disease | 2 (1.4) |
| Dyslipidemia | 8 (5.8) |
| Cancer | 1 (0.7) |
| Asthma | 1 (0.7) |
| Seasonal allergic rhinitis/conjunctivitis | 10 (7.2) |
| Atopic | 2 (1.4) |
| Certain allergic diseases | 18 (12.9) |
| Use of alcohol | |
| No | 55 (39.6) |
| Yes | 84 (60.4) |
| Month standard drink | 9.71 (4.0±11.45) |
| History of smoking | |
| Non smoker | 119 (14.4) |
| Smoker | 10 (7.2) |
| Past smoker | 10 (7.2) |
| Pack year | 13.10 (13.75±2.6) |
Values are presented as number (%) or average (median±standard deviation).