|  |  | SPADI Univariate linear regression | Global assessment score Univariate logistic regression | ||||
---|---|---|---|---|---|---|---|---|
Variable | value* | missing, n | beta | 95% CI | p-value | OR | 95% CI | p-value |
Age, mean (SD) | 51 (11) | 0 | -0.3 | -0.8 to 0.1 | 0.10 | 1.03 | 0.99 to 1.07 | 0.08 |
Gender, female | 63 | 0 | 7.0 | -2.4 to 16.3 | 0.14 | 1.08 | 0.48 to 2.40 | 0.86 |
Education More than 12 years | 42 | 1 | 1.4 | -8.1 to 10.9 | 0.78 | 0.91 | 0.41 to 2.05 | 0.83 |
On sick leave | 30 | 0 | 14.0 | 4.3 to 23.8 | 0.01 | 0.34 | 0.13 to 0.89 | 0.03 |
Duration of complaints, 3-6 months vs. | 30 | Â | Â | Â | Â | Â | Â | Â |
6-12 months | 32 | Â | 4.6 | -7.4 to 16.7 | 0.45 | 0.69 | 0.25 to 1.91 | 0.47 |
12-24 months | 17 | Â | 0.5 | -13.9 to 14.8 | 0.95 | 0.92 | 0,27 to 3,06 | 0.88 |
more than 24 months | 25 | 0 | 4.0 | -8.9 to 16.8 | 0.54 | 1.03 | 0,35 to 3,00 | 0.96 |
Precipitating cause, unknown vs | 45 | Â | Â | Â | Â | Â | Â | Â |
minor trauma | 14 | Â | -11.2 | -25.1 to 2.7 | 0.11 | 6.15 | 1.63 to 23.19 | 0.07 |
Overuse | 43 | 2 | -3.0 | -13.4 to 7.3 | 0.56 | 1.77 | 0.73 to 4.29 | 0.21 |
Previous episodes of shoulder pain | 68 | 0 | 6.7 | -3.2 to 16.5 | 0.18 | 1.06 | 0.46 to 2.47 | 0.88 |
Concomitant neck pain | 64 | 0 | 0.4 | -9.1 to 9.9 | 0.93 | 1.03 | 0.46 to 2.29 | 0.95 |
Dominant side affected | 67 | 0 | 9.1 | -0.33 to 18.59 | 0.058 | 0.50 | 0.22 to 1.12 | 0.09 |
Baseline SPADI score, mean (SD) | 52 (18) | 0 | 0.57 | 0.34 to 0.81 | 0.001 | 0.98 | 0.96 to 1.01 | 0.16 |
Baseline pain in activity, mean (SD) | 6.2 (1.5) | 0 | 4.7 | 1.8 to 7.6 | 0.002 | 0.82 | 0.63 to 1.07 | 0.14 |
Regular pain medication | 33 | 0 | 13.3 | 3.8 to 22.9 | 0.007 | 0.53 | 0.22 to 1.27 | 0.16 |
Previous corticosteroid | 42 | 0 | -5.0 | -14.4 to 4.3 | 0.29 | 2.30 | 1.03 to 5.20 | 0.04 |
Bilateral shoulder complaint | 17 | 0 | 1.3 | -11.2 to 13.7 | 0.84 | 1.84 | 0.65 to 5.24 | 0.25 |
Active abduction, mean degrees (SD) | 118 (33) | 0 | -0.21 | -0.34 to 0.07 | 0.03 | 1.02 | 1.00 to 1.03 | 0.02 |
Impingement test, positive | 52 | 0 | -15.4 | -24.3 to -6.5 | 0.001 | 1.99 | 0.89 to 4.40 | 0.09 |
Rotator cuff, normal versus | 30 | Â | Â | Â | Â | Â | Â | Â |
tendinopathy | 44 | Â | -7.0 | -18.1 to 4.1 | Â | 0.83 | 0.32 to 2.20 | 0.71 |
partial rupture | 22 | Â | -7.6 | -20.6 to 5.5 | 0.25 | 1.25 | 0.41 to 3,80 | 0.69 |
full-thickness rupture | 10 | 0 | -17.3 | -34.3 to 0.3 | 0.05 | 1.50 | 0.36 to 6.32 | 0.58 |
Calcification | 25 | 0 | 5.0 | -5.7 to 15.8 | 0.36 | 0.98 | 0.39 to 2.45 | 0.96 |
Bursal exudation | 54 | 2 | -2.0 | -11.4 to 7.4 | 0.68 | 0.82 | 0.37 to 1.80 | 0.62 |
Bursal thickening | 64 | 2 | -2.3 | -12.0 to 7.4 | 0.64 | 0.94 | 0.42 to 2.12 | 0.88 |
Treatment group, local corticosteroid | 52 | 0 | -3.0 | -12.2 to 6.2 | 0.52 | 2.49 | 1.11 to 5.60 | 0.03 |
Distress | 28 | 8 | 7.4 | -3.0 to 17.8 | 0.16 | 0.79 | 0.32 to 1.98 | 0.62 |
Positive outcome expectations | 67 | 6 | 2.3 | -8.0 to 12.6 | 0.66 | 0.94 | 0,83 to 1.07 | 0.35 |
Self-efficiency for pain, mean (SD) | 15.2 (4.6) | 5 | 0.9 | -0.2 to 1.9 | 0.1 | 0.92 | 0.84 to 1.01 | 0.08 |