Table 2 Multivariate regression analysis of the peripheral blood pressure with risk of endobronchial biopsy-induced hemorrhage
Components of blood pressure (mmHg) | n | Odds ratio (95% CI) | |
|---|---|---|---|
Non-adjusted | Adjusted | ||
Systolic blood pressure | |||
 Q1 (82-117) | 159 | 1.0 | 1.0 |
 Q2 (118-130) | 159 | 0.688 (0.437, 1.084) | 0.710 (0.435, 1.158) |
 Q3 (131-144) | 164 | 0.772 (0.494, 1.207) | 0.814 (0.493, 1.345) |
 Q4 (145-195) | 161 | 0.816 (0.522, 1.277) | 0.806 (0.482, 1.347) |
 P for trend |  | 0.460 | 0.500 |
 Continuous, per 10 mmHg |  | 0.994 (0.986, 1.002) | 0.993 (0.984, 1.002) |
Diastolic blood pressure | |||
 Q1 (41-69) | 154 | 1.0 | 1.0 |
 Q2 (70-77) | 164 | 0.932 (0.589, 1.476) | 1.019 (0.622, 1.670) |
 Q3 (78-86) | 162 | 1.029 (0.651, 1.627) | 0.990 (0.600, 1.636) |
 Q4 (87-114) | 163 | 1.317 (0.839, 2.069) | 1.452 (0.870, 2.426) |
 P for trend |  | 0.179 | 0.156 |
 Continuous, per 10 mmHg |  | 1.007 (0.993, 1.020) | 1.007 (0.991, 1.022) |
Mean arterial pressure | |||
 Q1 (59-87) | 158 | 1.0 | 1.0 |
 Q2 (88-95) | 161 | 0.785 (0.500, 1.232) | 0.870 (0.536, 1.412) |
 Q3 (96-104) | 161 | 0.703 (0.446, 1.109) | 0.697 (0.423, 1.150) |
 Q4 (104-138) | 163 | 0.925 (0.592, 1.443) | 0.895 (0.540, 1.485) |
 P for trend |  | 0.690 | 0.553 |
 Continuous, per 10 mmHg |  | 0.999 (0.987, 1.012) | 0.998 (0.984, 1.012) |