Table 4.

Comparison of characteristics of High- and Low-outlier hospitals.

Characteristic	Low-outliers	High-outliers	p-value
Statistic	(n=346)	(n=750)
Median operative duration (minutes)	120	135	<0.001
Cases performed after >1 day LOS (%)	47.1%	50.1%	0.278
Laparoscopic procedures (%)	13.6%	10.3%	0.107
Emergency procedures (%)	39.3%	40.3%	0.763
Median length of stay	8.5	10	0.004
Median patient age	64.5	64.9	0.269
Patients with colorectal malignancy (%)	26.3%	21.9%	0.106
Patients with inflammatory disease (%)	41.0%	39.7%	0.682
Average number of comorbid conditions	3.6	3.6	0.735
Hospital average number of medical/surgical beds	223	317	0.532
Hospital average number of ICU beds	27	47	0.383