Table 11.

Multivariable analysis results for chronic pain requiring treatment at 1-year follow-up, including odds ratio estimates with corresponding 95% confidence intervals

Parameter	p value	Category	p value (pairwise)	OR estimate	95% CI
Age [10-Jahres-OR]	< 0.001			0.787	0.756	0.819
Gender	< 0.001	Female vs male		1.741	1.568	1.932
Preoperative pain	< 0.001	Yes vs no	< 0.001	1.943	1.717	2.198
		Unknown vs no	< 0.001	1.529	1.246	1.877
		Yes vs unknown	0.011	1.271	1.056	1.529
EHS classification	< 0.001	Lateral vs medial	< 0.001	1.564	1.382	1.769
		Combined vs medial	< 0.001	1.376	1.159	1.635
		Lateral vs combined	0.198	1.136	0.936	1.379
Postoperative complication	< 0.001	Yes vs no		1.570	1.331	1.851
ASA score	< 0.001	III/IV vs I	< 0.001	1.804	1.465	2.221
		II vs I	< 0.001	1.448	1.204	1.741
		III/IV vs II	< 0.001	1.246	1.109	1.400
Risk factors	< 0.001	Yes vs no		1.220	1.097	1.356
Drainage	0.002	Yes vs no		1.230	1.079	1.403
BMI [5-points-OR]	0.017			0.950	0.910	0.991
EHS width classification	0.035	W3 (> 10 cm) vs W1 (< 4 cm)	0.012	1.228	1.047	1.439
		W2 (≥ 4–10 cm) vs W1 (< 4 cm)	0.067	1.122	0.992	1.270
		W3 (> 10 cm) vs W2 (≥ 4–10 cm)	0.207	1.094	0.951	1.258
Procedure	0.102	Open—suture vs open—IPOM	0.032	0.794	0.643	0.981
		Open—suture vs laparoscopic—IPOM	0.035	0.811	0.668	0.985
		Open—IPOM vs open—sublay	0.064	1.157	0.991	1.351
		Open—sublay vs laparoscopic—IPOM	0.107	0.883	0.759	1.027
		Open—suture vs open—Onlay	0.363	0.884	0.677	1.153
		Open—suture vs open—Sublay	0.389	0.919	0.759	1.113
		Open—onlay vs open—IPOM	0.390	0.899	0.705	1.146
		Open—onlay vs laparoscopic—IPOM	0.487	0.918	0.721	1.168
		Open—onlay vs open—sublay	0.724	1.040	0.837	1.293
		Open—IPOM vs laparoscopic—IPOM	0.808	1.021	0.860	1.213