Table 1 Comparison of general information of the three groups of patients
Variable | Group A | Group B | Group C | P value |
|---|---|---|---|---|
Age | 53.4 ± 12.6 | 55.8 ± 10.9 | 53.1 ± 14.8 | 0.547 |
Male/female | 18/15 | 17/16 | 19/14 | 0.885 |
Number of bridging vessels | ||||
one | 5 | 4 | 3 | 0.932 |
two | 8 | 7 | 9 | |
three or more | 20 | 22 | 21 | |
NYHA | ||||
I | 0 | 0 | 0 | 0.563 |
II | 23 | 25 | 21 | |
III | 10 | 8 | 12 | |
IV | 0 | 0 | 0 | |
LVEF | 56.9 ± 11.5 | 58.2 ± 9.3 | 55.8 ± 12.7 | 0.612 |
Incision length | 13.1 ± 2.8 | 14.8 ± 2.1 | 14.5 ± 2.8 | 0.886 |
Marriage | ||||
married | 30 | 31 | 30 | 0.906 |
spinsterhood | 1 | 1 | 2 | |
widowed | 2 | 1 | 1 | |
Education | ||||
Middle school and below | 16 | 18 | 15 | 0.719 |
High school and technical secondary school | 14 | 10 | 15 | |
College and above | 3 | 5 | 3 | |