Table 2.
Determinants of Time to RTW: Univariate Analysis
| Characteristic | Hazard Ratio | Hazard Ratio 95% Confidence Interval | p-value |
|---|---|---|---|
| Baseline pain other than surgical site (0-10)1 | 0.82 | (0.66-1.00) | 0.05 |
| Male Gender | 1.43 | (1.04-1.98) | 0.03 |
| Type of Surgery | 0.02 | ||
| Other (hand surgery, knee arthroscopy, etc.)- Reference |
0.0005 | ||
| Thoracotomy or VATS | 0.52 | (0.24-1.14) | |
| Total knee replacement | 0.34 | (0.21-0.57) | |
| Total hip replacement | 0.48 | (0.28-0.82) | |
| Mastectomy | 0.39 | (0.20-0.75) | |
| Lumpectomy | 0.95 | (0.45-2.04) | |
| Years of school completed starting with 1st grade2 | 1.34 | (1.06-1.70) | 0.02 |
| Claims filed related to medical problem | <0.0001 | ||
| None-Reference | |||
| Social Security Disability Insurance | 0.28 | (0.15-0.52) | |
| Workers’ compensation | 0.45 | (0.20-1.03) | |
| Personal injury (unrelated to work) | 0.84 | (0.31-2.29) | |
| Other disability insurance | 0.38 | (0.22-0.66) | |
| VA Service connection | 0.28 | (0.04-2.01) | |
| Pending Disability Claim | 0.51 | (0.31-0.83) | 0.007 |
| Opioid Risk Tool Score3 | 0.85 | (0.72-1.00) | 0.05 |
| PTSD Checklist-Civilian Version (PCL-C) Score4 | 0.82 | (0.68-0.98) | 0.03 |
RTW, return to work; VATS, video-assisted thoracoscopic surgery
1
Hazard ratio represents an increase of 3 points on the Numeric Rating Scale of Pain.
2
Hazard ratio represents an increase in 4 years of school completed.
3
Hazard ratio represents an increase in 3 points on the Opioid Risk Tool Score.
4
Hazard ratio represents an increase in 8 points on the PCL-C Score