From: Ventilation impairment of residents around a cement plant
Variable | Number | Ventilation impairment | Type | p-value | ||
---|---|---|---|---|---|---|
Obstructive | Restrictive | |||||
Group | LEG | 129 | 27 (20.9) | 11 (8.5) | 16 (12.4) | 0.025 |
MEG | 318 | 100 (31.3) | 31 (9.7) | 69 (21.6) | ||
Sex | Female | 273 | 52 (19.0) | 8 (2.9) | 44 (16.1) | 0.000 |
Male | 174 | 75 (43.1) | 34 (19.5) | 41 (23.6) | ||
Age (yrs) | ≤59 | 139 | 20 (14.4) | 6 (4.3) | 14 (10.1) | 0.000 |
60 ~ 69 | 133 | 37 (27.8) | 13.(9.8) | 24 (18.0) | ||
≥70 | 175 | 70 (40.0) | 23 (13.1) | 47 (26.9) | ||
Residence period (yrs) | ≤25 | 113 | 30 (26.5) | 12(10.6) | 18 (15.9) | 0.632 |
>25 | 334 | 97 (29.1) | 30 (9.0) | 67 (20.1) | ||
Occupation | None/Merchant | 265 | 80 (30.2) | 17 (6.4) | 63 (23.8) | 0.338 |
Farmer/Labor | 182 | 47 (25.8) | 25 (13.7) | 22 (12.1) | ||
Smoking history | Never | 301 | 65 (21.6) | 11 (3.7) | 54 (17.9) | 0.000 |
Current/ex smoking | 146 | 62 (42.4) | 31 (21.2) | 31 (21.2) | ||
Dust exposure occupational history | No | 357 | 97 (27.2) | 31 (8.7) | 66 (18.5) | 0.295 |
Yes | 90 | 30 (33.3) | 11 (12.2) | 19 (21.1) | ||
Firewood use history | No | 213 | 60 (28.2) | 20 (9.4) | 40 (18.8) | 0.917 |
Yes | 234 | 67 (28.6) | 22 (9.4) | 45 (19.2) |