Table 5 The mean and standard error of the effectiveness outcomes for the intervention and control groups at three time-points

Self-efficacy

Control group

T3

25.07

0.67

23.76

26.37

T2

24.86

0.88

23.13

26.59

T1

26.63

0.87

24.92

28.34

Intervention group

T3

25.98

0.68

24.65

27.31

T2

27.56

0.77

26.05

29.07

T1

25.61

0.77

24.10

27.13

Quality of life – Physical component scores

Control group

T3

43.90

1.39

41.18

46.62

T2

42.59

1.38

39.89

45.29

T1

41.78

1.41

39.01

44.54

Intervention group

T3

45.10

1.37

42.43

47.78

T2

45.95

1.09

43.82

48.08

T1

42.68

1.21

40.30

45.05

Quality of life – Mental component scores

Control group

T3

50.37

1.21

48.01

52.74

T2

51.28

1.23

48.87

53.69

T1

51.54

1.24

49.11

53.96

Intervention group

T3

47.27

1.33

44.67

49.87

T2

48.94

1.30

46.38

51.49

T1

48.47

1.22

46.08

50.87

Total unplanned health service uses

Control group

T3

0.43

0.13

0.23

0.79

T2

0.65

0.26

0.30

1.41

T1

0.79

0.19

0.49

1.29

Intervention group

T3

0.67

0.16

0.42

1.07

T2

1.06

0.28

0.63

1.79

T1

1.57

0.39

0.96

2.56

Unplanned General Out-Patient Department visits

Control group

T3

0.09

0.05

0.03

0.28

T2

0.12

0.06

0.04

0.32

T1

0.28

0.10

0.14

0.56

Intervention group

T3

0.15

0.09

0.05

0.50

T2

0.17

0.08

0.07

0.43

T1

0.18

0.14

0.04

0.85

Unplanned general practitioner visits

Control group

T3

0.30

0.12

0.14

0.67

T2

0.50

0.25

0.19

1.34

T1

0.41

0.13

0.22

0.76

Intervention group

T3

0.46

0.13

0.26

0.81

T2

0.69

0.27

0.32

1.49

T1

1.12

0.30

0.67

1.88

Unplanned emergency department visits

Control group

T3

0.02

0.02

0.00

0.15

T2

0.06

0.03

0.02

0.18

T1

0.07

0.04

0.03

0.19

Intervention group

T3

0.04

0.03

0.01

0.17

T2

0.10

0.04

0.05

0.24

T1

0.10

0.05

0.04

0.28

Unplanned hospital admissions

Control group

T3

0.02

0.02

0.00

0.15

T2

0.02

0.02

0.00

0.14

T1

0.04

0.03

0.01

0.14

Intervention group

T3

0.02

0.02

0.00

0.15

T2

0.10

0.05

0.04

0.28

T1

0.16

0.07

0.07

0.36