Table 1 Profile of all non-smoking participants (n = 1496)
Characteristic | COPD* | Non-COPD* |
|---|---|---|
N (%) | N (%) | |
Sex | ||
Male | 34 (6.8) | 469 (93.2) |
Female | 45 (4.5) | 948 (95.5) |
Age | ||
< 40 | 11 (1.9) | 570 (98.1) |
≥ 40 | 68 (7.4) | 847 (92.6) |
Highest educational status | ||
Primary School | 31 (10.7) | 258 (89.3) |
Middle School | 35 (4.6) | 721 (95.4) |
High School | 09 (2.4) | 364 (97.6) |
College | 00 (0.0) | 16 (100.0) |
Four Year College/ University | 01 (2.9) | 33 (97.1) |
None | 02 (9.1) | 20 (90.9) |
Unknown | 01 (20.0) | 04 (80.0) |