TABLE 1.
Baseline characteristics of study participants by sex and study region
| Bangladesh | North India | South India | Pakistan | Sri Lanka | Total | |
| Females | ||||||
| Participants | 1968 | 1471 | 358 | 217 | 1463 | 5477 |
| Age# (years) | 42.2±12.5 | 41.7±12.1 | 50.6±12.3 | 44.1±11.1 | 49.1±12.4 | 44.5±12.8 |
| Height¶ (cm) | 150.3±5.6 | 151.7±5.5 | 150.0±6.4 | 154.4±6.9 | 152.8±5.9 | 151.5±5.9 |
| Weight+ (kg) | 54.2±11.1 | 60.6±12.9 | 63.0±14.8 | 73.5±15.9 | 62.5±11.6 | 59.5±13.1 |
| FEV1 (L) | 1.90±0.40 | 1.79±0.41 | 1.46±0.44 | 1.78±0.44 | 1.79±0.42 | 1.81±0.43 |
| FVC (L) | 2.32±0.47 | 2.21±0.48 | 1.71±0.57 | 2.21±0.54 | 2.14±0.51 | 2.20±0.51 |
| FEV1/FVC (%) | 81.8±4.9 | 80.8±5.2 | 86.9±8.6 | 80.7±7.4 | 83.9±5.9 | 82.4±5.9 |
| Males | ||||||
| Participants | 640 | 672 | 161 | 75 | 428 | 1976 |
| Age# (years) | 43.1±12.3 | 42.3±13.0 | 50.7±12.1 | 44.5±11.5 | 49.9±13.2 | 45.0±13.1 |
| Height¶ (cm) | 162.3±6.5 | 164.3±6.8 | 162.9±8.2 | 167.9±7.3 | 165.4±6.8 | 163.9±7.0 |
| Weight+ (kg) | 61.2±12.2 | 68.5±13.6 | 69.5±16.4 | 79.5±17.7 | 69.7±13.5 | 66.9±14.3 |
| FEV1 (L) | 2.65±0.54 | 2.53±0.61 | 2.12±0.63 | 2.62±0.58 | 2.56±0.56 | 2.55±0.59 |
| FVC (L) | 3.30±0.63 | 3.16±0.71 | 2.59±0.75 | 3.32±0.70 | 3.13±0.64 | 3.16±0.70 |
| FEV1/FVC (%) | 80.5±5.8 | 79.8±6.1 | 82.0±8.1 | 79.0±8.0 | 81.7±6.7 | 80.6±6.4 |
Data are presented as n or mean±sd. n=7453. FEV1: forced expiratory volume in 1 s; FVC: forced vital capacity. #: range 18–85 years (female and male); ¶: range 122–175.0 cm (female), 128.0–187.0 cm (male); +: range 23–157.9 kg (female), 33.4–180.5 kg (male).