Table 1 Baseline demographic characters
Variables | All (n = 39) | Decreased oxygen saturation (n = 12) | Non decreased oxygen saturation (n = 27) | P value |
|---|---|---|---|---|
Age (year) | 42.56 ± 12.28 | 44.92 ± 14.70 | 41.52 ± 11.19 | 0.485 |
Male (%) | 25 (64.1%) | 6 (50.0%) | 19 (70.4%) | 0.287 |
BMI (kg/m2) | 24.61 (22.51, 26.78) | 23.42 (21.05, 26.67) | 24.61 (22.64, 26.78) | 0.480 |
Main symptoms lead to medical advice | 0.203 | |||
Exertional dyspnea (%) | 12 (30.8%) | 5 (41.7%) | 7 (25.9%) | |
Cough (%) | 16 (41.0%) | 6 (50.0%) | 10 (37.0%) | |
Abnormal chest imaging found in physical examination (%) | 11 (28.2%) | 1 (8.3%) | 10 (37.0%) | |
Smoking status | 0.719 | |||
Never (%) | 22 (56.4%) | 8 (66.7%) | 14 (51.9%) | |
Ex-smoker (%) | 9 (23.1%) | 2 (16.7%) | 7 (25.9%) | |
Current smoker (%) | 8 (20.5%) | 2 (16.7%) | 6 (22.2%) | |
History of tuberculosis (%) | 5 (12.8%) | 1 (8.3%) | 4 (14.8%) | 1.000 |
Hypertension (%) | 5 (12.8%) | 2 (16.7%) | 3 (11.1%) | 0.634 |
Diabetes (%) | 3 (7.7%) | 2 (16.7%) | 1 (3.7%) | 0.219 |
History of dust inhalation (%) | 14 (35.9%) | 4 (33.3%) | 10 (37.0%) | 1.000 |
History of oxygen therapy (%) | 10 (25.6%) | 6 (50.0%) | 4 (14.8%) | 0.043 |
History of systemic corticosteroids (%) | 12 (30.8%) | 3 (25.0%) | 9 (33.3%) | 0.719 |
History of WLL (%) | 8 (20.5%) | 5 (41.7%) | 3 (11.1%) | 0.079 |
History of GM-CSF inhalation (%) | 17 (43.6%) | 7 (58.3%) | 10 (37.0%) | 0.299 |
Coronavirus vaccine (%) | 0.690 | |||
0 | 11 (28.2%) | 4 (33.3%) | 7 (25.9%) | |
2 | 5 (12.8%) | 2 (16.7%) | 3 (11.1%) | |
3 | 23 (59.0%) | 6 (50.0%) | 17 (63.0%) | |