Before Activation

After Activation

df

t

M (SD)

M (SD)

Intervention group (n = 20)

25.90 (5.83)

77.05 (5.84)

19

−26.07***

Control group (n = 20)

27.25 (6.73)

47.80 (7.72)

19

−14.16***

Total (n = 40)

26.58 (6.25)

62.43 (16.28)

39

−13.13***