Table 3.
Clinical outcomes in morbidly obese compared to non-morbidly obese.
| BMI | Normal/Overweight | Obese (Obesity Class 1 and 2) |
Morbidly Obese (Obesity Class III) |
p Value |
|---|---|---|---|---|
| Number of subjects | n = 11,028 (66.5) | n = 4547 (27.4) | n = 1004 (6.1) | |
| Outcomes | ||||
| *LOS days median (IQR) | 5 (2, 11) | 5 (2, 10) | 5 (2, 12) | 0.030 |
| LOS n (%) | ||||
| ≤2 days 3–14 days 15–28 days >28 days |
3276 (29.7) 5801 (52.6) 1185 (10.8) 766 (6.9) |
1266 (27.8) 2511 (55.2) 510 (11.3) 260 (5.7) |
259 (25.8) 556 (55.4) 119 (11.9) 70 (6.9) |
0.002 |
| ICU admission rate | 1041 (9.4) | 400 (8.8) | 98 (9.8) | 0.393 |
| ICU hours mean (SD) | 14.3 (103.2) | 10.2 (60.2) | 11.9 (68.4) | 0.051 |
| In hospital mortality | 95 (0.90) | 41 (0.93) | 5 (0.51) | 0.205 |
| No of complications mean (SD) | 0.9 (2.1) | 0.8 (2.0) | 0.9 (1.9) | 0.528 |
| Readmissions within 7 days | 531 (4.8) | 196 (4.3) | 53 (5.3) | 0.271 |
| Readmissions within 30 days | 1332 (12.1) | 538 (11.8) | 127 (12.7) | 0.759 |
*LOS adjusted for mortality. LOS, length of hospital stay; IQR, interquartile range; ICU, intensive care unit.