Table 2.
Length of stay, functional independence measure, and cost outcomes.
| Outcome | Severe obesity (n = 42) | Controls (N = 42) | P value |
|---|---|---|---|
| Length of Stay | |||
| Total LOS, days, mean (SD) | 98.4 (186.3) | 37.4 (20.9) | 0.03 |
| Rehab LOS, days, mean (SD) | 55.8 (42.66) | 37.4 (20.9) | 0.04 |
| WTS LOS, days, mean (SD) | 42.6 (167.00) | 0 (0) | 0.006 |
| Functional independent measure | |||
| Total FIM score admission, mean (SD) | 85.5 (16.6) | 85.7 (23.4) | 0.48 |
| Total FIM score discharge, mean (SD) | 107.2 (12.5) | 106.8 (19.9) | 0.54 |
| Overall FIM efficiency, mean (SD) | 0.58 (0.53) | 0.67 (0.54) | 0.27 |
| FIM motor score on admission, mean (SD) | 54.1 (14.3) | 55.7 (18.3) | 0.41 |
| FIM motor score on discharge, mean (SD) | 74.4 (11.6) | 76.2 (13.9) | 0.20 |
| Change in motor score, mean (SD) | 20.2 (14.7) | 20.0 (13.3) | 0.90 |
| FIM cognitive score on admission, mean (SD) | 31.3 (5.9) | 29.7 (8.4) | 0.50 |
| FIM cognitive score on discharge, mean (SD) | 32.9 (3.8) | 30.6 (7.4) | 0.17 |
| Change in cognitive score, mean (SD) | 1.5 (3.7) | 1.0 (2.2) | 0.53 |
| Costs | |||
| Total costs, mean (SD) | 115,822 (219,314) | 43,969 (24,603) | 0.03 |
LOS: length of stay; FIM: functional independence measure; SD: standard deviation; WTS: waiting transfer of service.