Table 1 Demographics and clinical characteristics of patients undergoing bronchoscopy
Variable | Bronchoscopy with severe adverse events (n = 17) | Bronchoscopy without severe adverse events (n = 65) | Statistic | p-value |
|---|---|---|---|---|
Male sex | 6 (35.3%) | 38 (58.5%) | χ2 = 2.909 | 0.088 |
Age (years) | 51.2 ± 10.1 | 46.0 ± 12.7 | t = 1.766 | 0.081 |
BMI (kg/m2) | 20.6 [17.6–24.1] | 22.3 [20.4–26.3] | Z=-1.838 | 0.066 |
Acute respiratory infection# | 4 (23.5%) | 13 (20%) | χ2 = 0.102 | 0.749 |
Current use of Glucocorticoid | 9 (52.9%) | 32 (49.2%) | χ2 = 0.074 | 0.785 |
ESR (mm/h) | 66 ± 44.2 | 52.5 [15.3–91] | Z=-0.910 | 0.363 |
hsCRP (mg/L) | 33.9 [9.3–110.5] | 21.1 [2–85.5] | Z=-0.938 | 0.348 |
pO2 (mmHg) | 85.8 ± 19.1 | 87.1 ± 15.4 | t = 0.219 | 0.828 |
pCO2 (mmHg) | 39.9 ± 5.1 | 39.3 ± 3.6 | t=-0.459 | 0.649 |
FEV1 (L) | 1.2 [0.5–1.6] | 1.4 ± 0.7 | Z=-0.912 | 0.362 |
FEV1% | 37.4 ± 22.0 | 47.7 ± 19.5 | t = 1.624 | 0.109 |
FVC (L) | 2.3 ± 0.7 | 3.1 ± 0.7 | t = 3.553 | 0.001* |
FVC% | 69.4 ± 18.2 | 87.7 ± 16.5 | t = 3.417 | 0.001* |
FEV1/FVC | 47.6 ± 16.1 | 47.6 [34.2–60.4] | Z=-0.467 | 0.640 |
PEF(L/s) | 1.5 [1.3–2.3] | 2.6 [1.8–4.1] | Z=-2.314 | 0.021* |
PEF% | 22.8 [16.6–39.5] | 36.8 [24.6–53.0] | Z=-1.872 | 0.061 |
Bronchoalveolar lavage | 3(17.6%) | 18(27.7%) | χ2 = 0.284 | 0.594 |
Endobronchial biopsy | 2(11.7%) | 16(24.6%) | χ2 = 0.657 | 0.418 |