Efficacy of Qingfei Paidu Decoction on Patients with COVID-19 Pneumonia in Wuhan, China: A Propensity Score Matching Study

Table 3

Outcome event analysis of samples based on propensity score matching.

	Death rate	HR (95% CI)	value	HR (95% CI)^#	value
NoQPD (n = 223)	29 (13.0%)	1.00		1.00
QPD (n = 223)	7 (3.2%)	0.29 [0.13–0.67]	0.004	0.30 [0.13–0.68]	0.004

QPD, Qingfei Paidu decoction; HR, hazard ratio. Unadjusted. ^#Adjusted for baseline age, sex, and diabetes.