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 |