From: Compression and contact area of anterior strut grafts in spinal instrumentation: a biomechanical study
Group
IF
AR/IF
IF + PC
AR
A-Type
Mean (mm 2 )
449
540 #
533 #
490
SD
72
67
45
68
% of max. (SD)
75 (12)
90 (11)
89 (8)
82 (11)
C-Type
318 *
521 #
308 *
435
90
60
88
89
53 (15)
87 (14)
51 (15)
73 (15)