From: Distinct fusion intersegmental parameters regarding local sagittal balance provide similar clinical outcomes: a comparative study of minimally invasive versus open transforaminal lumbar interbody fusion
Open
MIS
P
Gender (M/F)
25/25
20/18
0.809
Age (yr.)
54.42 ± 13.94
51.61 ± 12.33
0.327
BMI (kg/m2)
25.78 ± 3.33
26.28 ± 3.23
0.473
Level of fusion
 L1/2
0
1
 L2/3
 L3/4
6
 L4/5
29
19
 L5/S1
15
17