|  |  | Proportion with First RTW by | Univariate analysis | ||||
---|---|---|---|---|---|---|---|---|
 |  | N | 3 months | 4.5 months | 6 months | P | Relative Rate Ratio | 95% C.I |
Gender | Male | 126 | 0.42 | 0.56 | 0.66 | 0.130 | 1.38 | (0.90-2.10) |
 | Female | 42 | 0.56 | 0.70 | 0.78 |  |  |  |
Age | 18-34 yrs | 70 | 0.42 | 0.56 | 0.67 | Â | Â | Â |
 | 35-44 yrs | 44 | 0.53 | 0.61 | 0.66 | 0.645 | 1.12 | (0.69-1.81) |
 | 45-64 yrs | 54 | 0.44 | 0.63 | 0.65 | 0.948 | 0.98 | (0.62-1.55) |
Education* | Less than University | 136 | 0.43 | 0.56 | 0.63 | 0.374 | 1.23 | (0.77-1.96) |
 | University | 32 | 0.58 | 0.74 | 0.77 |  |  |  |
Shouldn't work with current pain level* | Disagree | 52 | 0.61 | 0.75 | 0.79 | 0.001 | 0.48 | (0.32-0.72) |
 | Agree | 103 | 0.34 | 0.50 | 0.59 |  |  |  |
Self employed worker * | No | 145 | 0.43 | 0.56 | 0.63 | 0.005 | 2.14 | (1.24-3.64) |
 | Yes | 23 | 0.83 | 0.90 | 0.90 |  |  |  |
Initial pain intensity* | Low | 104 | 0.52 | 0.68 | 0.72 | 0.021 | 0.61 | (0.41-0.93) |
 | High | 64 | 0.36 | 0.47 | 0.58 |  |  |  |
Psychological distress | No | 94 | 0.50 | 0.60 | 0.66 | 0.719 | 0.93 | (0.62-1.37) |
 | Yes | 67 | 0.40 | 0.57 | 0.68 |  |  |  |
Receipt of Compensation* | No | 72 | 0.58 | 0.74 | 0.79 | 0.002 | 0.53 | (0.36-0.79) |
 | Yes | 91 | 0.37 | 0.41 | 0.57 |  |  |  |
Co-morbid health conditions* | No | 112 | 0.51 | 0.67 | 0.71 | 0.036 | 0.62 | (0.40-0.96) |
 | Yes | 56 | 0.36 | 0.47 | 0.57 |  |  |  |
Injury severity score* | 1-8 | 88 | 0.54 | 0.70 | 0.78 | 0.001 | 0.51 | (0.34-0.76) |
 | >9 | 80 | 0.36 | 0.48 | 0.53 |  |  |  |
Orthopaedic injury: > than 1 region* | No | 137 | 0.52 | 0.65 | 0.71 | 0.007 | 0.45 | (0.25-0.80) |
 | Yes | 31 | 0.20 | 0.38 | 0.45 |  |  |  |
Recovery beliefs* | High | 124 | 0.51 | 0.63 | 0.69 | 0.118 | 1.47 | (0.90-2.41) |
 | Low | 37 | 0.33 | 0.48 | 0.56 |  |  |  |
Blue Collar Worker* | No | 81 | 0.54 | 0.67 | 0.76 | 0.020 | 0.62 | (0.42-0.93) |
 | Yes | 87 | 0.37 | 0.51 | 0.56 |  |  |  |
Initial surgery required* | No | 49 | 0.54 | 0.72 | 0.79 | 0.012 | 0.59 | (0.39-0.89) |
 | Yes | 118 | 0.42 | 0.54 | 0.60 |  |  |  |
Pain prior to injury | No | 128 | 0.45 | 0.58 | 0.64 | 0.479 | 1.17 | (0.75-1.85) |
 | Yes | 34 | 0.57 | 0.64 | 0.73 |  |  |  |
Social functioning* | High | 44 | 0.66 | 0.74 | 0.79 | 0.001 | 2.02 | (1.33-3.07) |
 | Low | 115 | 0.38 | 0.54 | 0.61 |  |  |  |