Diverting Ileostomy Duration Is the Main Determinant of Ileostomy-Related Complications after Surgical Treatment of Rectum Cancer

Table 3

Comparison of complication frequencies according to the Clavien–Dindo classification.

Clavien–Dindo classification	Complications during ileostomy, n (%)				Complications after ileostomy closure, n (%)
	<3 months	3–6 months	>6 months		<3 months	3–6 months	>6 months
Grade I	7 (8.9%)	10 (12.8%)	17 (21.8%)		9 (13.6%)	5 (7.6%)	30 (45.5)
Grade II	0	0	0		0	0	0
Grade IIIa	3 (3.8%)	5 (6.4%)	27 (34.6%)		0	4 (6.1%)	9 (13.6%)
Grade IIIb	0	0	0		2 (3%)	1 (1.5%)	6 (9.1%)
Grade IV	1 (1.3%)	1 (1.3%)	7 (8.9%)		0	0	0
Grade V	0	0	0		0	0	0
Total	11 (14.1%)	16 (20.5%)	51 (65.4%)	<0.001	11 (16.7%)	10 (15.2%)	45 (68.1%)	<0.001