Introduction
Materials and methods
Study design and sampling
Questionnaire and data collection
Definitions
Statistical analysis
Results
Variation | Variation subgroup | Asthma (n = 502) | No asthma (n = 4536) | P value* |
---|---|---|---|---|
Sex | Female | 282 (56.1) | 2315 (51) | 0.050 |
Male | 220 (43.9) | 2221 (49) | ||
Age group | 15–24 | 100 (21.5) | 1070 (24.8) | |
25–34 | 109 (23.4) | 1050 (24.3) | 0.558 | |
35–44 | 100 (21.5) | 900 (2.86) | ||
45–54 | 92 (19.8) | 771 (17.9) | ||
≥ 55 | 64 (13.8) | 524 (12.1) | ||
Education level | No education | 16 (15.4) | 88 (2.0) | < 0.001 |
Primary school | 39 (14.6) | 229 (5.2) | ||
Secondary school | 77 (12.1) | 558 (12.8) | ||
High school | 139 (9) | 1408 (32.2) | ||
University | 204 (8.9) | 2086 (47.8) | ||
Smoking | 83 (16.8) | 423 (9.4) | < 0.001 | |
Health workers | 12 (2.6) | 73 (1.7) | 0.154 | |
Cleaning worker | 26 (5.9) | 111 (2.7) |
0.001
|
Symptom | Asthmatic patients with asthma attack in the last year N = 238 (47.5%) | Asthmatic patients without asthma attack in the last year N = 264 (52.5%) | P-value |
---|---|---|---|
Wheeze | 175 (60%) | 117 (40%) | < 0.001 |
Chest tightness | 146 (61%) | 60 (39%) | < 0.001 |
Woken by shortness of breath | 143 (60%) | 96 (40%) | < 0.001 |
Woken by coughing | 174 (55%) | 140 (44.5%) | < 0.001 |
Phlegm | 169 (56%) | 131 (44%) | < 0.001 |
CRS N = 1362 (27.8) | No CRS N = 3530 (72.1) | Crude ORa | P-value | Adjusted ORb | P-value | |
---|---|---|---|---|---|---|
Current asthma | 223 (16.3) | 154 (4.3) | 4.2 (3.4 to 5.3) |
0.001
| 4.0 (3.2 to 5.1) |
0.001
|
Current early-onset asthma | 86 (6.3) | 87 (2.4) | 2.9 (2.1 to 4.0) |
0.001
| 2.8 (2.0 to 3.9) |
0.001
|
Current late-onset asthma | 137 (10.0) | 67 (1.8) | 6.11 (4.5 to 8.2) |
0.001
| 5.6 (4.1 to 7.7) |
0.001
|
Physician-diagnosed asthma | 86 (6.3) | 42 (1.1) | 6.2 (4.3 to 9.1) |
0.001
| 5.3 (3.6 to 7.8) |
0.001
|