Table 2 Risk factors for prolonged oxygen desaturation
From: Safety of bronchoscopy in patients with malignant hematologic disorders
Characteristic | Prolonged oxygen desaturation group (n = 12) | Improvement group (n = 304) | p value of univariate analysis | p value in multivariate analysis | Hazard ratio (95% CI) |
|---|---|---|---|---|---|
Age ≤ 70 years | 0 | 39 | 0.37 | ||
Sex (male/female) | 10/2 | 225/79 | 0.74 | ||
AML and MPAL | 9 | 153 | 0.09 | 0.19 | |
Platelet count (≤20 × 103/μl) | 3 | 26 | 0.05 | 0.12 | |
Platelet transfusion | 7 | 127 | 0.26 | ||
Neutrophil count (≤500) | 2 | 61 | 1.00 | ||
Within 180 days from BMT except PBSCT | 3 | 58 | 0.71 | ||
Inhalation of oxygen (≥5 L/min) | 1 | 5 | 0.10 | 0.31 | |
Bronchial wash | 9 | 192 | 0.55 | ||
BAL | 3 | 101 | 0.76 | ||
TBLB | 2 | 119 | 0.14 | 0.15 | |
Use of midazolam | 5 | 230 | 0.01 | 0.03 | 0.28 (0.09–0.85) |
Use of pethidine | 10 | 251 | 1.00 | ||
Use of atropine sulfate | 10 | 281 | 0.24 |