组别

n

干预前

干预后

t

P值

I组

38

62.63 ± 5.86

67.95 ± 5.77#

3.240

<0.021

II组

38

61.95 ± 6.08

75.12 ± 6.35*#

7.502

<0.001

t

0.403

4.185

P值

0.689

0.012