Table 3.

Incidence of postoperative pneumoperitoneum and/or bowel injury after LLIF according to the operated level

Level	No. of patientsa)	Pneumoperitoneum	p-value
L1–2	6	0	0.606
L2–3	36	6	0.037
L3–4	59	7	0.104
L4–5	68	7	0.266
L5–S1	15	3	0.140

The bold type is considered statistically significant.

LLIF, lateral lumbar interbody fusion.

^a)Number of patients in whom the corresponding level was included in the LLIF surgery.