Table 4 Interaction of time and intervention as T1, T2 and T3 (Intent to Treat Analysis)

Sense of Coping Difficulty/Possibility Scale

Intervention (n=89)

25.6

2.9

28.9

3.2

29.2

2.9

<.001

<.001

Control (n=87)

25.5

2.6

25.6

2.7

25.8

2.7

Sense of Coping Difficulty subscale

Intervention (n=89)

10.7

2.1

12.9

2.3

13.4

1.9

<.001

<.001

Control (n=87)

10.8

1.7

10.8

1.9

11.1

1.9

Sense of Coping Possibility subscale

Intervention (n=89)

14.9

1.8

16.0

1.8

15.7

1.6

<.001

0.001

Control (n=87)

14.7

1.5

14.8

1.4

14.8

1.3

Skills related to mental health issues

Intervention (n=89)

1.45

1.18

2.94

1.23

3.24

1.15

<.001

<.001

Control (n=87)

1.52

1.23

1.72

1.34

2.03

1.21

Achievement on program goals

Median

IQR

Median

IQR

Median

IQR

1) childcare difficulties due to symptoms and characteristics of mental disorders

Intervention (n=89)

3

3-4

5

4-5

5

4-5

n/a

n/a

Control (n=87)

3

2-4

3

3-4

4

3-4

2) situation and feelings of the parents, spouses, and children

Intervention (n=89)

3

2-4

5

4-5

5

4-5

n/a

n/a

Control (n=87)

3

2-4

3

2-4

4

3-4

3) support needs of parents, spouses, and children

Intervention (n=89)

3

2-4

5

4-5

5

4-5

n/a

n/a

Control (n=87)

3

2-4

3

3-4

3

3-4

4) how to support the whole family

Intervention (n=89)

3

2-4

4

4-5

4

4-5

n/a

n/a

Control (n=87)

3

2-3

3

2-4

3

3-4

5) overview of the roles of maternal and child health, child welfare, and mental health welfare

Intervention (n=89)

3

2-4

4

4-5

5

4-5

n/a

n/a

Control (n=87)

3

2-4

3

2-4

3

3-4

6) how to collaborate with multiple institutions and professions

Intervention (n=89)

3

2-4

5

4-5

5

4-5

n/a

n/a

Control (n=87)

3

2-4

3

3-4

4

3-4

Sum of 1) to 6)

Intervention (n=89)

18

14-22

27

23-30

27

24-30

<.001

<.001

Control (n=87)

18

13-23

20

16-24

21

16-26