Efficacy of Lianhua Qingwen Compared with Conventional Drugs in the Treatment of Common Pneumonia and COVID-19 Pneumonia: A Meta-Analysis

Table 4

Results of the meta-regression.

Subject		Publication year	Sample size	Quality score
Common pneumonia	Flu-like symptoms	= 0.190	= 0.070	= 0.330
	Sputum	= 0.947	= 0.823	= 0.131
	Pulmonary rales	= 0.150	= 0.480	= 0.510
	Pulmonary imaging improvement	= 1.000	= 0.770	= 0.960
	Healing period	= 0.850	= 0.990	= 0.150