| MuIS groupa | PaIS groupa | ORb | p value | AORb | p value |
---|---|---|---|---|---|---|
Referral to secondary healthcare (y) | Â | Â | Â | Â | Â | Â |
 After 12 weeks | 27 (5.0 %) | 59 (10.5 %) | 0.52 (0.29 to 0.93) | 0.027 | 0.52 (0.30 to 0.90) | 0.020 |
Employment status (y) | Â | Â | Â | Â | Â | Â |
 After 4 weeks | 113 (74.8 %) | 117 (73.1 %) | 1.18 (0.67 to 2.08) | 0.563 | 1.26 (0.71 to 2.24) | 0.424 |
 After 8 weeks | 111 (77.1 %) | 124 (72.1 %) | 1.36 (0.76 to 2.43) | 0.297 | 1.42 (0.89 to 2.26) | 0.141 |
 After 52 weeks | 101 (71.1 %) | 109 (71.2 %) | 1.02 (0.60 to 1.74) | 0.947 | 0.95 (0.55 to 1.63) | 0.850 |
Sick leave within 14Â days (y) | Â | Â | Â | Â | Â | Â |
 After 4 weeks | 54 (42.9 %) | 60 (46.2 %) | 0.87 (0.55 to 1.40) | 0.577 | 0.90 (0.57 to 1.43) | 0.658 |
 After 8 weeks | 32 (25.4 %) | 43 (29.5 %) | 0.82 (0.44 to 1.53) | 0.533 | 0.84 (0.44 to 1.61) | 0.605 |
 After 52 weeks | 17 (13.7 %) | 19 (14.8 %) | 1.00 (0.59 to 1.73) | 0.981 | 0.97 (0.52 to 1.82) | 0.922 |
Satisfaction with received treatment (y) | Â | Â | Â | Â | Â | Â |
 After 4 weeks | 83 (56.5 %) | 99 (64.3 %) | 0.72 (0.48 to 1.07) | 0.105 | 0.75 (0.53 to 1.07) | 0.112 |
 After 8 weeks | 81 (57.9 %) | 114 (68.3 %) | 0.64 (0.41 to 0.99) | 0.046 | 0.66 (0.43 to 1.02) | 0.061 |
 After 52 weeks | 85 (57.8 %) | 105 (68.6 %) | 0.62 (0.39 to 0.98) | 0.040 | 0.61 (0.39 to 0.95) | 0.029 |
Satisfaction with treatment outcome (y) | Â | Â | Â | Â | Â | Â |
 After 4 weeks | 71 (48.3 %) | 82 (56.2 %) | 0.68 (0.47 to 0.98) | 0.037 | 0.72 (0.51 to 1.00) | 0.050 |
 After 8 weeks | 69 (49.3 %) | 98 (60.1 %) | 0.64 (0.39 to 1.04) | 0.073 | 0.66 (0.42 to 1.05) | 0.081 |
 After 52 weeks | 75 (51.0 %) | 102 (67.1 %) | 0.51 (0.32 to 0.84) | 0.007 | 0.50 (0.31 to 0.81) | 0.004 |
RMDQ (0–23 points) |  |  | Unadjusted difference |  | Adjusted difference |  |
 Dif 4 weeks—baseline | −4.23 | −2.81 | −1.42 (−2.88 to 0.39) | 0.056 | −1.34 (2.77 to 0.09) | 0.067 |
 Dif 8 weeks—baseline | −5.73 | −4.59 | −1.14 (−2.59 to 0.30) | 0.121 | −1.26 (−2.68 to 0.16) | 0.083 |
 Dif 52 weeks—baseline | −7.16 | −6.50 | −0.67 (−2.13 to 0.80) | 0.373 | −0.74 (−2.18 to 0.70) | 0.316 |
Back pain intensity (0–10 points) |  |  |  |  |  |  |
 Dif 4 weeks—baseline | −1.96 | −1.54 | −0.42 (−1.02 to 0.19) | 0.176 | −0.53 (−1.12 to 0.69) | 0.083 |
 Dif 8 weeks—baseline | −2.29 | −2.31 | 0.03 (−0.57 to 0.63) | 0.931 | 0.01 (−0.57 to 0.60) | 0.972 |
 Dif 52 weeks—baseline | −2.43 | −2.77 | 0.33 (−0.27 to 0.93) | 0.282 | 0.29 (−0.30 to 0.89) | 0.328 |
EQ VAS (0–100 points) |  |  |  |  |  |  |
 Dif 4 weeks—baseline | 10.57 | 8.78 | 1.79 (−4.13 to 7.71) | 0.553 | 2.96 (−2.51 to 8.43) | 0.288 |
 Dif 8 weeks—baseline | 15.90 | 13.84 | 2.06 (−3.83 to 7.95) | 0.493 | 2.46 (−2.95 to 7.87) | 0.374 |
 Dif 52 weeks—baseline | 15.46 | 14.89 | 0.58 (−5.34 to 6.50) | 0.848 | 1.25 (−4.20 to 6.70) | 0.653 |