Variable | Label | Full cohort at baseline (n = 440) | Completed follow-up (n = 246) | Did not complete follow-up (n = 194) | p-value a |
---|---|---|---|---|---|
Health-related information | |||||
 Anatomical region | Neck | 98 (22.3%) | 48 (19.5%) | 50 (25.8%) | 0.27 |
Low Back | 118 (26.8%) | 66 (26.8%) | 52 (26.8%) | Â | |
Shoulder | 107 (24.3%) | 59 (24.0%) | 48 (24.7%) | Â | |
Knee | 117 (26.6%) | 73 (29.7%) | 44 (22.7%) | Â | |
 Symptom onset | Gradual | 239 (54.3%) | 146 (59.3%) | 93 (47.9%) | 0.03 |
Sudden | 138 (31.4%) | 65 (26.4%) | 73 (37.6%) | Â | |
Traumatic | 63 (14.3%) | 35 (14.2%) | 28 (14.4%) | Â | |
 Duration of symptoms urgery for condition | Mean ± SD | 398.58 ± 1715.80 | 379.79 ± 1999.77 | 423.01 ± 1259.33 | 0.80 |
Median (min, max) | 90 (0–29565) | 90 (1–29565) | 90 (0–10000) |  | |
Yes | 83 (18.9%) | 44 (17.9%) | 39 (20.1%) | 0.56 | |
No | 357 (81.1%) | 202 (82.1%) | 155 (79.9%) | Â | |
 Work-related injury (32 missing) | Yes | 63 (14.3%) | 30 (12.2%) | 33 (17.0%) | 0.36 |
No | 345 (78.4%) | 198 (80.5%) | 147 (75.8%) | Â | |
 Chronicity | Acute | 101 (23.0%) | 65 (26.4%) | 36 (18.6%) | 0.05 |
Chronic | 324 (73.6%) | 173 (70.3%) | 151 (77.8%) | ||
 Pain Intensity | Mean ± SD | 4.22 ± 1.98 | 3.94 ± 1.72 | 4.58 ± 2.21 | 0.01 |
Median (min, max) | 4 (0–9.67) | 4 (0–8) | 4.5 (0–9.7) | ||
 Disability | Mean ± SD | 0 ± 1.0 | −0.06 ± .97 | 0.08 ± 1.03 | 0.16 |
Median (min, max) | −0.16 (−2.41–3.14) | −0.23 (−2.21–2.94) | −0.01 (−2.41–3.14) | ||
 CCI | Mean ± SD | 0.66 ± 1.47 | 0.68 ± 1.62 | 0.63 ± 1.25 | 0.76 |
Median (min, max) | 0 (0–13) | 0 (0–13) | 0 (0–8) |