Table 1.
Demographic and Functional Information for the Study Sample
| Characteristic | White (n=8270) | Black (n=529) | Hispanic (n=441) | Statistics | P |
|---|---|---|---|---|---|
| Age (y), n (%) | χ2=40.18 | <.001 | |||
| 65–74 | 2195 (27) | 205 (39) | 170 (38) | ||
| 75–84 | 3985 (48) | 215 (41) | 179 (41) | ||
| ≥85 | 2090 (25) | 109 (20) | 92 (21) | ||
| Sex, n (%) | χ2=0.52 | .47 | |||
| Male | 4359 (53) | 273 (52) | 244 (55) | ||
| Female | 3911 (47) | 256 (48) | 197 (45) | ||
| Marital status, n (%) | χ2=13.27 | <.001 | |||
| Married | 4304 (52) | 209 (40) | 215 (49) | ||
| Not married | 3966 (48) | 320 (60) | 226 (51) | ||
| Prehospital living settings, n (%) | χ2=0.38 | .54 | |||
| Home | 7839 (95) | 506 (96) | 420 (95) | ||
| Assisted living | 314 (4) | 9 (1) | 9 (2) | ||
| Institution | 117 (1) | 14 (3) | 12 (3) | ||
| Primary insurance (%) | χ2=32.74 | <.001 | |||
| Medicare | 7477 (90.4) | 459 (87) | 353 (80.0) | ||
| Medicaid | 13 (0.2) | 16 (3) | 24 (5.5) | ||
| Private insurance | 688 (8.3) | 42 (8) | 50 (11.3) | ||
| Other | 92 (1.1) | 12 (2) | 14 (3.2) | ||
| LOS (d) | F=4.57 | .01 | |||
| Mean ± SD | 15.6±9.7 | 16.4±10.3 | 16.8±11.5 | ||
| Median | 14 | 14 | 14 | ||
| FIM at discharge | |||||
| Motor | 58.6±18.7 | 54.1±20.5 | 57.5±20.2 | F=14.44 | <.001 |
| Cognition | 23.1±7.8 | 21.1±8.2 | 22.4±7.9 | F=18.15 | <.001 |
| Total | 81.8±24.7 | 75.2±27.1 | 79.9±26.2 | F=17.81 | <.001 |
| Comorbidity, n (%) | χ2=39.17 | <.001 | |||
| 0 | 216 (3) | 34 (6) | 25 (6) | ||
| 1–3 | 699 (8) | 76 (14) | 44 (10) | ||
| >3 | 7355 (89) | 419 (80) | 372 (84) |
NOTE. Values are mean ± SD or as indicated.