From: Emphysema prevalence related air pollution caused by a cement plant
Variables | Number | Chest films | HRCT | |||
---|---|---|---|---|---|---|
N (%) | p-value | N (%) | p-value | |||
Group | LEG | 317 | 29 (9.1) | 0.017 | 36 (11.4) | 0.007 |
MEG | 1,046 | 150 (14.3) | 186 (17.8) | |||
Sex | Female | 849 | 69 (8.1) | 0.000 | 84 (9.9) | 0.000 |
Male | 514 | 110 (21.4) | 138 (26.8) | |||
Age | ≤59 | 395 | 20 (5.1) | 0.000 | 24 (6.1) | 0.000 |
60–69 | 410 | 46 (11.2) | 59 (14.4) | |||
≥70 | 558 | 113 (20.3) | 139 (24.9) | |||
BMI | ≥25.0 | 562 | 32 (5.7) | 0.000 | 50 (8.9) | 0.000 |
24.9–20.0 | 689 | 96 (13.9) | 125 (18.1) | |||
≤19.9 | 112 | 51 (45.5) | 47 (42.0) | |||
Residency period | ≤24 | 389 | 24 (6.2) | 0.000 | 44 (11.3) | 0.002 |
≥25 | 974 | 155 (15.9) | 178 (18.3) | |||
Smoking | Never | 929 | 81 (8.7) | 0.000 | 99 (10.7) | 0.000 |
≤29 | 206 | 33 (16.0) | 42 (20.4) | |||
≥30 | 228 | 65 (28.5) | 81 (35.5) | |||
Firewood | Not use | 684 | 71 (10.4) | 0.003 | 94 (13.7) | 0.011 |
Use | 679 | 108 (15.9) | 128 (18.9) | |||
Income | ≥100 | 437 | 33 (7.6) | 0.000 | 48 (11.0) | 0.000 |
≤99 | 926 | 146 (15.8) | 174 (18.8) |