TABLE 3.
Risk of being unemployed as compared with employed at 2 years postinjury
| PR | 95% CI | P | PR | 95% CI | P | PR | 95% CI | P | PR | 95% CI | P | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Age group, y | ||||||||||||
| 16–19 | reference | reference | reference | reference | ||||||||
| 20–29 | 0.96 | 0.86–1.06 | .42 | 1.09 | 0.98–1.21 | .12 | 1.08 | 0.97–1.21 | .15 | 1.09 | 0.98–1.22 | .12 |
| 30–39 | 1.08 | 0.96–1.22 | .22 | 1.21 | 1.07–1.37 | .00 | 1.17 | 1.04–1.33 | .01 | 1.16 | 1.03–1.32 | .02 |
| 40–49 | 1.22 | 1.08–1.37 | .00 | 1.37 | 1.21–1.55 | .00 | 1.33 | 1.17–1.50 | .00 | 1.26 | 1.11–1.43 | .00 |
| 50–59 | 1.32 | 1.17–1.49 | .00 | 1.49 | 1.32–1.69 | .00 | 1.47 | 1.30–1.67 | .00 | 1.39 | 1.23–1.58 | .00 |
| Race | ||||||||||||
| White | reference | reference | reference | reference | ||||||||
| Black | 1.32 | 1.23–1.41 | .00 | 1.14 | 1.07–1.22 | .00 | 1.14 | 1.07–1.22 | .00 | 1.12 | 1.05–1.19 | .00 |
| Hispanic | 1.17 | 1.04–1.30 | .01 | 1.04 | 0.94–1.16 | .44 | 1.02 | 0.92–1.13 | .75 | 0.97 | 0.87–1.09 | .60 |
| Other | 1.07 | 0.89–1.29 | .45 | 1.07 | 0.89–1.28 | .47 | 1.07 | 0.90–1.27 | .44 | 1.04 | 0.88–1.24 | .63 |
| Gender | ||||||||||||
| Male | reference | reference | reference | reference | ||||||||
| Female | 1.10 | 1.03–1.18 | .00 | 1.08 | 1.02–1.15 | .01 | 1.08 | 1.02–1.15 | .02 | 1.08 | 1.01–1.15 | .03 |
| Marital status | ||||||||||||
| Married | reference | reference | reference | reference | ||||||||
| Never married | 1.22 | 1.11–1.34 | .00 | 1.07 | 0.98–1.17 | .16 | 1.06 | 0.97–1.16 | .21 | 1.06 | 0.97–1.16 | .19 |
| Previously married | 1.27 | 1.17–1.39 | .00 | 1.11 | 1.02–1.20 | .01 | 1.11 | 1.02–1.20 | .01 | 1.12 | 1.03–1.21 | .01 |
| Primary payment | ||||||||||||
| Private insurance | reference | reference | reference | |||||||||
| Medicare | 1.26 | 1.14–1.39 | .00 | 1.24 | 1.12–1.38 | .00 | 1.15 | 1.02–1.30 | .02 | |||
| Medicaid | 1.26 | 1.18–1.34 | .00 | 1.27 | 1.19–1.35 | .00 | 1.21 | 1.13–1.29 | .00 | |||
| Workers’ compensation | 1.24 | 1.09–1.43 | .00 | 1.24 | 1.09–1.41 | .00 | 1.22 | 1.07–1.39 | .00 | |||
| Self-pay or no pay | 1.16 | 1.07–1.26 | .00 | 1.23 | 1.13–1.34 | .00 | 1.21 | 1.11–1.31 | .00 | |||
| Education | ||||||||||||
| Advanced degree | reference | reference | reference | |||||||||
| Bachelor’s degree | 1.06 | 0.85–1.34 | .60 | 1.07 | 0.85–1.35 | .55 | 1.07 | 0.85–1.35 | .56 | |||
| Some college or associate degree | 1.31 | 1.07–1.61 | .01 | 1.31 | 1.07–1.61 | .01 | 1.30 | 1.06–1.58 | .01 | |||
| High school graduate or equivalent | 1.46 | 1.19–1.79 | .00 | 1.45 | 1.18–1.77 | .00 | 1.38 | 1.14–1.69 | .00 | |||
| Less than high school | 1.62 | 1.32–1.99 | .00 | 1.61 | 1.31–1.97 | .00 | 1.48 | 1.21–1.81 | .00 | |||
| Preinjury vocational status | ||||||||||||
| Employed | reference | |||||||||||
| Student | 1.59 | 1.43–1.78 | .00 | 1.57 | 1.40–1.75 | .00 | 1.56 | 1.39–1.74 | .00 | |||
| Unemployed | 1.50 | 1.41–1.60 | .00 | 1.48 | 1.39–1.57 | .00 | 1.40 | 1.32–1.50 | .00 | |||
| Length of stay, d | ||||||||||||
| 1–9 | reference | reference | ||||||||||
| 10–19 | 1.14 | 1.04–1.24 | .01 | 1.13 | 1.03–1.24 | .01 | ||||||
| 20–29 | 1.34 | 1.22–1.46 | .00 | 1.29 | 1.18–1.42 | .00 | ||||||
| 30–39 | 1.42 | 1.29–1.56 | .00 | 1.31 | 1.19–1.45 | .00 | ||||||
| ≥40 | 1.63 | 1.49–1.79 | .00 | 1.34 | 1.22–1.47 | .00 | ||||||
| FIM Cognitive | 0.99 | 0.99–1.00 | .13 | |||||||||
| Disability Rating Scale | 1.05 | 1.00 | 1.04–0.01 | |||||||||
Abbreviations: AIC, Akaike information criteria; CI, confidence interval; PR, prevalence ratio.