Table 2.
Multiple linear regressions of rehabilitation outcomes on demographic and clinical factors.
| LOS
|
Discharge FIM motor
|
Discharge FIM cognitive
|
||||
|---|---|---|---|---|---|---|
| b (se) | p-value | b (se) | p-value | b (se) | p-value | |
| Women | −0.66 (0.24) | .006 | −0.51 (0.42) | .223 | 0.05 (0.15) | .740 |
| Age, years | −0.07 (0.01) | <.001 | −0.27 (0.02) | <.001 | −0.05 (0.01) | <.001 |
| White | ref | ref | ref | |||
| Black | −0.18 (0.25) | .472 | −2.45 (0.44) | <.001 | −0.86 (0.16) | <.001 |
| Hispanic | −0.79 (0.27) | .003 | −0.54 (0.48) | .253 | −0.20 (0.17) | .253 |
| Other | −0.15 (0.28) | .576 | 0.64 (0.48) | .187 | −0.60 (0.18) | .001 |
| Married | −0.70 (0.12) | <.001 | −0.07 (0.20) | .724 | 0.07 (0.08) | .344 |
| Closed injury | 0.75 (0.34) | .027 | −0.39 (0.60) | .512 | −0.29 (0.22) | .188 |
| Admission delay, days | 0.04 (0.00) | <.001 | −0.06 (0.00) | <.001 | −0.01 (0.00) | <.001 |
| Comorbidities, count | 0.19 (0.02) | <.001 | −0.16 (0.04) | <.001 | 0.01 (0.01) | .671 |
| FIM motor: admit | −0.25 (0.00) | <.001 | 0.88 (0.01) | <.001 | 0.07 (0.00) | <.001 |
| FIM cognitive: admit | −0.09 (0.01) | <.001 | 0.22 (0.01) | <.001 | 0.69 (0.01) | <.001 |
| Length of stay, days | 0.47 (0.01) | <.001 | 0.14 (0.00) | <.001 | ||
| Women * Age | 0.03 (0.01) | .064 | 0.05 (0.03) | .059 | 0.00 (0.01) | .663 |
| Adjusted R square | 25% | 47% | 60% | |||
b = regression coefficient, se = standard error. Women * Age = interaction term. Note: Age variable is centered at 65 years.