Table 2.
Prevalence of COPD in Participants in Relation to Age, Sex & BMI
| Variables | FEV1% N (%)* | P-Value° | |
|---|---|---|---|
| ≤ 70 % | > 70 % | ||
| Age Groups | |||
| ≤35 | 19 (2) | 768 (98) | |
| 36-55 | 79 (4) | 1910 (96) | <0.001 |
| >55 | 113 (12) | 807 (88) | |
| Sex | |||
| Male | 174 (6) | 2687 (94) | 0.158 |
| Female | 37 (4) | 798 (96) | |
| BMI | |||
| <18.5(Under Wt) | 11 (9.8) | 101 (90.2) | |
| 18.5-22.9(Normal) | 49 (8.7) | 516 (91.3) | 0.006 |
| 23-24.9(Over Wt) | 34 (5.9) | 544 (94.1) | |
| >25(Obese) | 117 (4.8) | 2324 (95.2) | |
*
FEV1% is the ratio of Forced Expiratory Volume (FEV1) to Forced Vital Capacity (FVC), The figures have been rounded to the nearest zero.
°
Pearson Chi square test.