Table 2.

Causes of readmission among 56 patients in the post-ERAS group readmitted during the first 90 days from surgery. Forty-one patients readmitted between day1 and day30 and 15 between day31 and day90

	<30 day – n (% of 41)	31–90 day n (% of 15)
Infectious Causes	26 patients (63%)	8 patients (53%)
Febrile UTI (without sepsis)	8 (20%)	2 (13%)
Urosepsis	11 (27%)	3 (20%)
Abscess	3 (7%)	1 (7%)
C. difficile colitis	6 (15%)	2 (13%)
Other (pneumonia, etc)	2 (5%)	1 (7%)
UTI without fever	4 (10%)	4 (27%)
Multiple infections	4 patients (10%)	3 patients (30%)
Noninfectious causes	23 patients (56%)	10 patients (67%)
Dehydration/AKI	15 (37%)	3 (20%)
GU complications (urine leak, etc)	12 (29%)	7 (47%)
Bowel problems (SBO, constipation)	8 (20%)	3 (20%)
CV problems (angina, hypotension)	6 (15%)	1 (7%)
Tromboembolism	2 (5%)	–
Multiple diagnosis	12 patients (29%)	5 patients (33%)