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Table 2 Primary efficacy evaluation

From: Efficacy and safety of oral Guanxinshutong capsules in patients with stable angina pectoris in China: a prospective, multicenter, double-blind, placebo-controlled, randomized clinical trial

 

Treatment group

P value

GXST (n = 143)

Placebo (n = 144)

Angina attack frequency (times/week)

 Before treatment

9.4 ± 3.2

9.0 ± 3.0

0.44

 After 4-week treatment

2.5 ± 1.7

7.5 ± 2.2

0.02

Highly effective

36 (25.2%)

18 (12.5%)

0.005

Effective

73 (51.0%)

48 (33.3%)

0.002

No efficacy

34 (23.8%)

78 (54.2%)

< 0.001

  1. Each value represents the number (%)
  2. GXST, Guanxinshutong capsule