Table 2 Demographics by IAP category
From: Intra-abdominal hypertension and abdominal compartment syndrome in patients admitted to the ICU
| Â | Total | Normal IAP | IAH, no ACS | ACS | p value |
|---|---|---|---|---|---|
Total number of patients (%) | 503 (100) | 339 (67.4) | 146 (29.0) | 18 (3.6) | Â |
Male gender (%) | 307 (61.0) | 204 (60.2) | 93 (63.7) | 10 (55.6) | 0.681 |
Age in years, mean (SD) | 62.2 (12.9) | 62.6 (12.3) | 61.6 (13.5) | 60.6 (17.5) | 0.726 |
Body Mass Index in kg/m2, mean (SD) | 26.3 (5.0) | 25.9 (4.8) | 27.1 (5.3) | 27.7 (6.0) | 0.025 |
Admission type | |||||
 Elective surgery (%) | 339 (100) | 278 (82.0) | 58 (17.1) | 3 (0.88) |  < 0.001 |
 Emergency surgery (%) | 120 (100) | 52 (43.3) | 60 (50.0) | 8 (6.7) | |
 Non-surgical (%) | 44 (100) | 9 (20.5) | 28 (63.6) | 7 (15.9) | |
Apache IV score mean (SD) (n = 489) | 54.2 (22.1) | 47.8 (18.6) | 66.2 (21.4) | 82.8 (26.8) |  < 0.001 |
SAPS II score mean (SD) | 33.1 (14.1) | 28.6 (12.1) | 41.3 (12.6) | 52.0 (15.9) |  < 0.001 |
Mechanical ventilation at admission (%) | 299 (59.4) | 163 (48.1) | 120 (82.2) | 16 (88.9) |  < 0.001 |