Table 1

Demographic and surgical data of patients undergoing LLIF using a transpsoas approach.

Case	Age, y	Sex	BMI	ASA	Instrumentation	LLIF Level	ALIF	Pathology	Operating Time, min	Blood Loss, mL
1	71	Man	26	3	D11–L3	D12–L1 and L2–L3	No	Scheuermann’s disease	302	300
2	79	Man	31	2	D11–pelvis	L1–L2	No	Adjacent segment disease L1–L2	434	200
3	81	Woman	26	3	L3–L5	L3–L4 and L4–L5	No	Degenerative disc disease L3–L5	420	500
4	31	Woman	17	2	D4–L4	L3–L4	No	Pseudarthrosis L3–L4	197	250
5	50	Woman	26	1	D4–L4	L3–L4 and L4–L5	No	Adjacent segment disease L2–L4	260	340
6	69	Woman	35	2	L4–pelvis	L4–L5	Yes	Degenerative spondylolisthesis	230	270
7	73	Man	36	3	L3–L5	L3–L4 and L4–L5	No	Degenerative disc disease L3–L5	240	300
8	77	Woman	32	3	D11–pelvis	L1–L2, L2–L3, and L3–L4	No	Degenerative scoliosis	260	250
9	53	Woman	36	3	L3–L5	L3–L4 and L4–L5	No	Degenerative disc disease L3–L5	250	290
10	68	Woman	30	3	D9–L2	D11–D12	No	Nonunion	180	190
11	63	Woman	33	2	L3–pelvis	L3–L4 and L4–L5	No	Degenerative disc disease L3–L5	250	450
12	67	Woman	26	3	L4–pelvis	L4–L5	Yes	Adjacent segment disease L4–L5	300	450
13	76	Woman	24	3	L3–pelvis	L3–L4 and L4–L5	Yes	Degenerative scoliosis	420	550
14	54	Woman	38	3	L4–pelvis	L4–L5	Yes	Adjacent segment disease L4–L5	360	600
15	34	Woman	22	2	L4–L5	L4–L5	No	Degenerative disc disease L4–L5	100	100

Abbreviations: ALIF, anterior lumbar interbody fusion; ASA, American Society of Anesthesiologists; BMI, body mass index; LLIF, lateral lumbar interbody fusion.