From: Anterior column realignment via a minimally invasive hybrid approach in adult spinal deformity surgery: a short-term retrospective study
Variable
Bleeding volume (ml)
Operation time (min)
n
ALIF-ACR
50.2 ± 23.6
50.4 ± 22.1
59
OLIF-ACR
1
70.2 ± 31.6
66.2 ± 19.4
24
2
87.2 ± 38.6
96.2 ± 27.4
29
3
117.2 ± 36.8
106.2 ± 37.3
PPSF
130.6 ± 98.2
78.9 ± 52.4
64