Table 5 Mean (and standard deviation) for the clinical outcome measures at post-intervention (12 weeks post-randomisation) and estimated within-group effect sizes (Cohen’s d with 95% confidence intervals) between baseline and follow-up

12

28.9

9.8

0.57 (− 0.19 to 1.33)

11

34.1

8.5

0.07 (− 0.70 to 0.84)

13

2.24

1.3

0.04 (− 0.70 to 0.80)

12

2.34

1.38

0.36 (− 0.40 to 1.12)

15

3.4

3.8

0.33 (− 0.37 to 1.04)

12

3.33

5.6

0.75 (− 0.03 to 1.53)

14

2.67

0.36

− 1.36 (− 2.4 to − 0.29)

7

2.53

0.47

− 0.43 (− 1.38 to 0.52)

14

2.72

0.53

− 0.41 (− 1.13 to 0.31)

11

2.49

0.78

− 0.40 (− 1.20 to 0.39)

15

2.64

0.68

− 0.02 (− 0.73 to 0.67)

12

2.58

0.66

− 0.06 (− 0.84 to 0.72)

15

2.41

0.62

− 1.28 (− 2.0 to − 0.48)

9

2.47

0.56

− 0.58 (− 1.44 to 0.29)

15

2.68

0.71

− 0.69 (− 1.42 to 0.04)

12

2.41

0.74

− 0.19 (− 0.96 to 0.58)

15

2.72

0.63

− 0.15 (− 1.01 to 0.70)

11

2.31

0.38

0.40 (− 0.42 to 1.23)

14

2.97

0.78

0.94 (0.18 to 1.7)

12

3.0

0.94

− 0.21 (− 0.97 to 0.54)