Number of cases (n)

SAS

SDS

Before nursing

After nursing

Before nursing

After nursing

Group A

30

64.73 ± 6.01

45.27 ± 7.68

67.43 ± 5.55

46.73 ± 7.50

Group B

30

66.17 ± 5.97

57.63 ± 7.65

64.03 ± 5.20

59.93 ± 6.99

t

0.93

6.25

0.29

7.05

P

0.36

<0.01*

0.77

<0.01*