Research Article
The Impact of Severe Obesity on Post-Acute Rehabilitation Efficiency, Length of Stay, and Hospital Costs
Table 3
Length of stay and functional independence measure outcomes by admitting diagnosis subgroup.
| | Outcome | After orthopaedic surgery | Medical illness | Stroke/brain/spinal injury | | Severe obesity () | Controls () | value | Severe obesity () | Controls () | value | Severe obesity () | Controls () | value |
| | Total LOS, day, mean (SD) | 120.5 (225.3) | 37.3 (22.4) | 0.02 | 46.5 (25.9) | 35.0 (19.2) | 0.43 | 78.6 (126.7) | 39.8 (19.9) | 0.83 | | Rehab LOS, day, mean (SD) | 62.3 (47.3) | 37.3 (22.4) | 0.02 | 42.5 (15.7) | 35.0 (19.2) | 0.43 | 48.1 (44.8) | 39.8 (19.9) | 0.83 | | WTS LOS, day, mean (SD) | 58.2 (207.0) | 0.0 (0.0) | 0.02 | 4.0 (11.3) | 0.0 (0.0) | 0.32 | 30.5 (86.3) | 0.0 (0.0) | 0.32 | | FIM score admission, mean (SD) | 88.9 (15.3) | 94.4 (15.2) | 0.21 | 84.8 (16.4) | 88.3 (13.0) | 0.56 | 75.9 (18.5) | 54.9 (28.8) | 0.14 | | FIM score discharge, mean (SD) | 109.0 (10.7) | 114.0 (4.1) | 0.12 | 107.3 (7.8) | 112.1 (5.2) | 0.34 | 103.0 (19.7) | 78.4 (32.9) | 0.03 | | FIM efficiency, mean (SD) | 0.49 (0.49) | 0.66 (0.62) | 0.28 | 0.56 (0.40) | 0.78 (0.47) | 0.21 | 0.88 (0.68) | 0.62 (0.32) | 0.34 |
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LOS: length of stay; FIM: functional independence measure; SD: standard deviation; WTS: waiting transfer of service.
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