Table 10.

Recurrence rate on 1-year follow-up (model matching: p < 0.001)

Parameter	p value	Category	OR	95 % CI
Previous operation	<0.001	Suture versus primary	2.168	1.290	3.644
		Endoscopic mesh versus primary	1.231	0.637	2.380
		Open mesh versus primary	7.032	4.240	11.662
BMI (5-point OR)	<0.001		1.438	1.186	1.745
Open primary operation	0.02	Gilbert versus Lichtenstein	0.475	0.172	1.310
		Plug versus Lichtenstein	0.535	0.298	0.962
		TIPP versus Lichtenstein	0.251	0.077	0.813
Age (10-year OR)	0.02		1.170	1.027	1.333
EHS classification lateral	0.08	Yes versus no	0.685	0.450	1.041
EHS classification medial	0.11	Yes versus no	1.443	0.925	2.251
Defect size	0.25	II (1.5–3 cm) versus I (<1.5 cm)	0.849	0.528	1.367
		III (>3 cm) versus I (<1.5 cm)	0.662	0.390	1.123
Risk factors	0.41	Yes versus no	0.863	0.607	1.226
EHS classification scrotal	0.60	Yes versus no	1.204	0.599	2.417
EHS classification femoral	0.82	Yes versus no	1.149	0.351	3.766
ASA score	0.99	II versus I	0.979	0.643	1.490
		III/IV versus I	0.986	0.570	1.705