Efficacy of Guhong injection versus Butylphthalide and Sodium Chloride Injection for mild ischemic stroke: A multicenter controlled study

Table 6 Propensity score matching between the experimental group and control group

Factors	Before propensity score; Experimental group (n = 198)	Control group (n = 201)	P value	After propensity score; Experimental group (n = 111)	Control group (n = 111)	P value
Combined medication based on vitamins	-0.331	0.288	0.25	0.375	0.91	0.34
Combined medication based on Chinese patent medicine	0.539	0.31	0.082	0.147	0.17	0.68
Combined medication based on neurotrophic agents	0.575	0.225	0.011	-0.193	0.467	0.494
Combined medication based on free-radical scavengers	-1.823	0.245	0	-0.017	0.003	0.955
Concomitant medication for respiratory diseases	-1.182	0.44	0.007	-0.032	0.003	0.953
Concomitant medication for genitourinary diseases	-0.638	0.557	0.252	0.279	0.197	0.657
Concomitant medication for coronary heart disease	0.414	0.423	0.328	0.512	1.085	0.298