Table 1.
Patient baseline characteristics with respect to obesity category.
| Variable | All (n = 352) | Obese (n = 86) | Non-obese (n = 266) | p Value |
|---|---|---|---|---|
| Demographics | ||||
| • Age (years) | 65 ± 14 | 63 ± 13 | 65 ± 15 | 0.1917 |
| • Male (%) | 64 | 63 | 64 | 0.8018 |
| Severity at enrollment | ||||
| • Sequential Organ Failure Assessment (SOFA) | 11.2 ± 3.7 | 11.9 ± 3.7 | 11 ± 3.7 | 0.023 |
| • Acute Physiology and Chronic Health Evaluation (APACHE II) | 24 ± 7 | 24 ± 7 | 24 ± 7 | 0.3451 |
| • Procalcitonin [ng/dL] | 2.1 (0.7–12.1) (n = 197) | 3.25 (0.9–12.9) (n = 48) | 1.9 (0.6–10.2) (n = 149) | 0.3124 |
| Comorbidities (%) | ||||
| • Art. hypertension | 53 | 64 | 50 | 0.0206 |
| • History of myocardial infarction | 8 | 9 | 7 | 0.513 |
| • COPD | 16 | 21 | 14 | 0.1191 |
| • Bronchial asthma | 3 | 3 | 3 | 0.6776 |
| • Renal dysfunction | 11 | 12 | 11 | 0.7748 |
| • Insulin-dependent diabetes mellitus (IDDM) | 12 | 16 | 10 | 0.1856 |
| • Non-insulin-dependent diabetes mellitus (NIDDM) | 9 | 10 | 8 | 0.5325 |
| • Chronic liver disease | 7 | 9 | 7 | 0.4345 |
| • History of cancer | 16 | 13 | 18 | 0.2891 |
| • History of stroke | 5 | 5 | 5 | 0.9293 |
| • Dementia | 2 | 0 | 2 | 0.1038 |
| Recent surgical history [%] | ||||
| • Elective surgery | 29 | 30 | 28 | |
| • Emergency surgery | 21 | 26 | 20 | 0.3771 |
| • No surgery | 50 | 44 | 52 | |
| Organ support at baseline [%] | ||||
| • Mechanical ventilation | 89 | 92 | 88 | 0.3177 |
| • Use of catecholamines | 88 | 87 | 88 | 0.9253 |
| • Renal replacement therapy | 15 | 22 | 13 | 0.0358 |
| Organ support during the observation period [%] | ||||
| • Mechanical ventilation | 96 | 95 | 96 | 0.713 |
| • Use of catecholamines | 100 | 100 | 100 | 1 |
| • Renal replacement therapy | 37 | 47 | 34 | 0.0342 |