Table 1.

Patient characteristics and preoperative medical treatments

	Emergency surgery (n = 30)	Elective surgery (n = 114)	P
Age in years at time of surgery (range)	66 (60–81)	66 (60–85)	0.56
Sex, M/F	19/11	69/45	0.89
Duration of disease in months (range)	21 (1–225)	83 (2–409)	<0.01
Pancolitis (%)	27 (90 %)	78 (68 %)	0.37
Severe or fulminant type (%)	25 (83 %)	12 (11 %)	<0.01
Steroid total dose in mg (range)	5,850 (0–1,10,000)	9,000 (0–75,000)	0.79
Steroid daily dose in mg (range)	50 (0–80)	10 (0–60)	<0.01
Immunosuppressants, no. of patients (%)	5 (17 %)	18 (16 %)	0.92
LRT, no. of patients (%)	10 (33 %)	44 (39 %)	0.72

LRT leukocyte removal therapy