Predictors of dehydration and acute renal failure in patients with diverting loop ileostomy creation after colorectal surgery

Table 1 Characteristics of patients with diverting loop ileostomy after colorectal surgery

	N-HORC (n = 78)	HORC (n = 24)	P < 0.05
Sex			0.913
Female	40 (51.3)	12 (50)
Male	38 (48.7)	12 (50)
Age, n (%)			0.475
< 59 yr	39 (50)	14 (58.3)
≥ 60 yr	39 (50)	10 (41.7)
BMI, n (%)			0.919
< 29.9	72 (92.3)	22 (91.7)
≥ 30	6 (7.7)	2 (8.3)
Smoking, n (%)			0.779
Yes	30 (38.5)	10 (41.7)
Diabetes mellitus, n (%)			0.459
Yes	11 (14.1)	2 (8.3)
Hypertension, n (%)			0.829
Yes	21 (26.9)	7 (29.2)
Charlson morbidity index			0.985
0-1	29 (37.2)	9 (37.5)
2-3	25 (32.1)	7 (29.2)
4-5	19 (24.4)	6 (25)
≥ 6	5 (6.4)	2 (8.3)
Colorectal diagnosis, n (%)
Rectal cancer	33 (42.3)	6 (25)	0.127
Colon cancer	7 (9)	3 (12.5)	0.611
Ulcerative colitis	5 (6.4)	6 (25)	0.010
Diverticular disease	24 (30.7)	9 (37.5)	0.537
FAP	9 (11.6)	0	0.111
Previous abdominal surgery, n (%)	14 (17.9)	2 (8.3)	0.257
Yes
Previous Treatments, n (%)
Steroids	8 (10.3)	8 (33.3)	0.007
Immunomodulator	2 (2.6)	3 (12.5)	0.049
Biologics (anti-TNF)	1 (1.3)	2 (8.3)	0.074
Radiotherapy	28 (35.9)	6 (25)	0.322
Chemotherapy	33 (42.3)	7 (29.2)	0.249
Index surgery, n (%)			0.078
Elective	59 (75.6)	13 (54.2)
Urgent	19 (24.4)	11 (45.8)
Modality of index surgery, n (%)			0.244
Open	52 (66.7)	19 (79.2)
Laparoscopic	26 (33.3)	5 (20.8)
Complications after index surgery, n (%)	17 (21.8)	11 (45.8)	0.021
Yes
Re-intervention after index surgery, n (%)	13 (16.7)	7 (29.2)	0.177
Yes
Ileostomy output at discharge, n (%)	21 (26.9)	13 (54.2)	0.013
≥ 1000 mL
Discharge with loperamide, n (%)	29 (37.2)	15 (62.5)	0.029
Yes
Time until ileostomy closure, n (%)			0.038
< 3 mo	9 (11.5)	7 (29.2)
> 3 mo	69 (88.5)	17 (70.8)

N-HORC: Non-high output related complications group; HORC: High output related complications group; BMI: Body mass index; ASA: American Society of Anesthesiologists; IQR: Interquartile range.