Measure

Pre vs 6 mth

Pre vs 12 mth

b (95% CI)

P-value

b (95% CI)

P-value

Pain intensity

−2.0 (−2.2, −1.80)

<0.001^*

−1.62 (−1.94, −1.30)

<0.001^*

DASS-21

Depression

−2.43 (−3.70, −1.15)

<0.001^*

−1.74 (−3.51, 0.03)

0.54

Anxiety

−0.08 (−1.16, 1.00)

0.89

−0.33 (−1.77, 1.11)

0.65

Stress

−2.34 (−3.57, −1.11)

<0.001^*

−1.32 (−3.04, 0.40)

0.13

PSEQ

6.66 (4.70, 8.62)

<0.001^*

5.23 (2.89, 7.58)

<0.001^*

SF-36

General health

1.98 (−0.40, 4.34)

0.10

−0.30 (−3.70, 3.08)

0.86

Physical function

4.26 (1.54, 6.99)

0.02^*

1.91 (−1.99, 5.81)

0.34

Mental health

6.14 (3.64, 8.63)

<0.001^*

2.94 (−0.50, 6.37)

0.094

Role emotional

7.59 (1.37, 13.82)

0.017^*

7.97 (−0.40, 16.34)

0.062

Role physical

8.52 (3.85, 13.20)

<0.001^*

8.67 (2.89, 14.45)

0.003^*

Bodily pain

9.68 (7.28, 12.08)

<0.001^*

11.39 (8.19, 14.60)

<0.001^*

Vitality

5.69 (3.63, 7.74)

<0.001^*

2.10 (−0.63, 4.85)

0.13

Social function

12.75 (−45.90, 71.40)

0.65

72.47 (7.23, 137.72)

0.032^*