Characteristic

Class I

Class II

Class III

P

Male gender, n (%)

10 (27.0%)

10 (27.0%)

4 (57.1%)

0.01

Age, mean ± SD*

59.4 ± 11.9

67.5 ± 12.1

52.2 ± 12.8

0.004

Left ventricle ejection fraction, average ± SD*

36.3 ± 6.6

32.5 ± 9.9

31.4 ± 9.8

0.12

Diabetes, n (%)

18 (48.6%)

11 (42.3%)

3 (42.8%)

0.61

Body mass index, average ± SD*

28.8 ± 5.9

26.5 ± 6.9

33.2 ± 7.6

0.04