Table 1.
Comparison of clinical characteristics in obese or non-obese patients
| Characteristic | Obese (n = 28) | Non-obese (n = 41) | P value |
|---|---|---|---|
| BMI | 35.8 ± 4.9 | 22.0 ± 1.6 | P < 0.01 |
| Diagnosis | |||
| TBI | 10 (35.7) | 25 (61.0) | 0.11 |
| Aneurismal SAH | 11 (39.3) | 11 (26.8) | |
| Other (12) | 7 (25.0) | 5 (12.2) | |
| Duration of monitoring, mean (SD), hours | 140.5 ± 18.0 | 119.0 ± 12.9 | 0.32 |
| Age (years), mean (SD) | 51.6 (14.6) | 42.8 (17.7) | 0.03 |
| Sex | |||
| Female (%) | 12 (42.9) | 20 (48.8) | 0.63 |
| Male (%) | 16 (57.1) | 21 (51.2) | |
| Race | |||
| Caucasian (%) | 13 (46.4) | 29 (70.7) | 0.13 |
| African American (%) | 10 (35.7) | 10 (24.4) | |
| Other (%) | 5 (17.9) | 5 (4.9) | |
| Diabetes (%) | 12 (42.9) | 2 (4.9) | 0.01 |
| Admission Apache II, mean (SD) | 20.7 (4.8) | 21.0 (6.3) | 0.64 |
| Craniotomy (%) | 13 (46.4) | 17 (41.6) | 0.81 |
| Days of mechanical ventilation (SD) | 22.4 (18.8) | 15.1 (13.2) | 0.06 |
| Required tracheostomy | 12 (42.9) | 18 (43.9) | 1.00 |
| Chest trauma (%) | 7 (25.0) | 16 (39.0) | 0.30 |
| Pneumonia (%) | 10 (35.7) | 6 (14.6) | 0.08 |
| ARDS (%) | 5 (17.9) | 4 (9.8) | 0.47 |
| ICU length of stay, mean (SD), days | 17.7 (16.2) | 16.6 (16.1) | 0.79 |
| Hospital length of stay, mean (SD), days | 31.9 ± 20.4 | 25.7 ± 26.5 | 0.45 |
| 30-day mortality (%) | 6 (22.2) | 16 (42.1) | 0.17 |
Values in bold are statistically significant
Data are expressed as the mean ± standard deviation (SD) or number and (%). Entries in table are raw sample size (column percentage), unless otherwise specified
SAH traumatic subarachnoid hemorrhage, SDH acute subdural hematoma, IPH intraparenchymal hematoma or contusions, GCS Glasgow Coma Scale