组别

SAS

SDS

研究组(n = 36)

36.81 ± 7.23^a

37.56 ± 8.73^a

对照组(n = 36)

52.13 ± 8.42

53.41 ± 9.23

t

8.2824

7.4855

P

<0.05

<0.05