Table 3. Multivariate regression analysis of risk factors associated with recurrent hemoptysis after embolization in the computed tomography bronchial arteriography-first group.

Variables	Hazard ratio (95% CI)	P value
Embolization first	32.778 (7.049–152.411)	0.000
Elevated pre-embolization C-reactive protein	3.618 (1.050–12.470)	0.042
Elevated prothrombin time	0.289 (0.038–2.272)	0.238
Decreased prothrombin time activity	8.118 (0.818–80.537)	0.074

CI, confidence interval.