Table 4 Comparison of mean differences score of CLDQ domains in the control and experimental groups

Experimental group

Control group

Mean

SD

Mean

SD

P value

- 0.27

1.33

- 0.40

0.82

0.364

1.36

1.96

0.001

1.57

0.001*

0.23

1.57

0.20

0.95

0.898

1.85

4.16

0.49

1.76

0.024*

2.43

2.89

1.45

1.56

0.082

2.42

2.88

1.43

1.55

0.081

5.38

8.54

1.54

2.67

0.001*

Differences of pre-test score and second follow-up

Experimental group

Control group

Mean

SD

Mean

SD

P value

1.87

12.64

-0.65

1.32

0.001*

7.16

3.35

0.52

2.61

0.001*

2.58

2.24

0.09

1.63

0.001*

16.29

6.19

1.38

2.66

0.001*

13.98

4.24

2.40

2.60

0.001*

7.14

3.33

0.51

2.60

0.001*

39.30

12.73

3.65

5.44

0.001*