Table 7.

Intraoperative complications (model matching: p < 0.001)

Parameter	p value	Category	OR	95 % CI
Open primary operation	<0.001	Gilbert versus Lichtenstein	0.134	0.033	0.549
		Plug versus Lichtenstein	0.175	0.077	0.398
		TIPP versus Lichtenstein	0.627	0.317	1.242
Risk factors	0.01	Yes versus no	1.534	1.126	2.090
Previous operation	0.01	Suture versus primary	1.330	0.750	2.359
		Endoscopic mesh versus primary	1.369	0.783	2.393
		Open mesh versus primary	2.929	1.515	5.664
ASA score	0.02	II versus I	0.637	0.446	0.912
		III/IV versus I	0.509	0.311	0.835
EHS classification lateral	0.16	Yes versus no	0.750	0.504	1.116
Defect size	0.25	II (1.5–3 cm) versus I (<1.5 cm)	0.929	0.587	1.472
		III (>3 cm) versus I (<1.5 cm)	1.221	0.746	1.996
BMI (5-point OR)	0.50		1.071	0.876	1.311
EHS classification medial	0.52	Yes versus no	0.876	0.583	1.315
EHS classification scrotal	0.56	Yes versus no	1.189	0.667	2.117
Age (10-year OR)	0.85		0.989	0.887	1.103
EHS classification femoral	0.97	Yes versus no	0.000	0.000	I