Table 3.

Comparison of SAQ scores between the two groups 1 year after operation

Item	Group A	Group B	P value
Physical activity restriction	83.3 ± 13.9	73.4 ± 12.5	0.032
Stable angina pectoris	77.6 ± 9.7	63.5 ± 8.2	0.024
Frequency of angina pectoris attack	80.3 ± 11.2	69.8 ± 10.5	0.018
Satisfaction with treatment	94.8 ± 12.3	80.3 ± 11.6	0.011
Cognitive degree of disease	89.5 ± 10.9	76.1 ± 12.4	0.015