Table 1.

Patient Demographic, Preoperative, and Operative Characteristics.

Variable	N or Mean (% or ±Standard Deviation) N = 1,928
Age	63.1 (±13.3)
Female	1063 (55.2%)
BMI	24.8 (±6.1)
Functional Status
Normal	1516 (79.0%)
Partially Dependent	334 (17.4%)
Totally Dependent	70 (3.7%)
SIRS/Sepsis
None	1453 (75.6%)
SIRS	341 (17.8%)
Sepsis	100 (5.2%)
Septic Shock	27 (1.4%)
Emergency Operation	668 (34.7%)
Albumin	3.1 (±0.7)
Hematocrit	33.2 (±5.3)
Preoperative Chemotherapy	534 (34.9%)
Preoperative Radiotherapy	99 (6.5%)
DNR	92 (6.0%)
Principal operation type
Celiotomy/Lysis of adhesions	440 (22.8%)
Small bowel
Resection	420 (21.8%)
Bypass	167 (8.7%)
Ostomy	83 (4.3%)
Large bowel
Resection	388 (20.1%)
Ostomy	230 (11.9%)
Other small or large bowel	104 (5.4%)
Gastric
Gastrostomy tube	10 (0.5%)
Bypass	56 (2.9%)
Other	7 (0.4%)
Other abdominal operation	23 (%)

BMI body mass index; SIRS Systemic Inflammatory Response Syndrome.