组别

例数

治疗前积分

治疗后积分

t

P

治疗组

40

55.90 ± 4.48

39.38 ± 4.68

t = 36.374

P = 0.000

对照组

40

55.53 ± 5.46

44.20 ± 5.19

t = 16.217

P = 0.000

t

t = 0.335

t = −4.363

P

P = 0.738

P = 0.000