The BC

subscale

Experimental group

Control group

T-values

Pretest

(A)

N = 12

Posttest

(B)

N = 12

Pretest

(C)

N = 17

Posttest

(D)

N = 17

A

versus

C

C

versus

D

A

versus

B

B

versus

D

Withdrawn behavior

1.25

1.13

1.14

1.11

0.92

0.45

0.99

0.14

Aggressive behavior

1.03

0.52

1.17

1.07

1.43

0.51

4.79^**

6.28^**

Prosocial behavior

1.64

1.94

1.68

1.58

0.46

0.29

1.93^*

2.49^*