p^**

After intervention

p^*

Before intervention

Group

Components

Mean ± SD

Mean ± SD

<0.0001

21.8 ± 0.4

<0.0001

13.1 ± 3.6

Intervention

Knowledge

11.2 ± 3.4

9.2 ± 2.9

Control

<0.0001

44.0 ± 3.8

<0.0001

40.4 ± 5.4

Intervention

Attitude

36.4 ± 3.8

34.5 ± 4.8

Control

<0.0001

37.8 ± 2.6

<0.0001

31.9 ± 5.8

Intervention

Practice

29.1 ± 3.5

25.9 ± 4.6

Control