TABLE 2
Comparison of D + F/G Ratio
D + F/G ratio (
n
= 17)
Reconstruction method
With headrest
Without headrest
P
FBP-ChangAC
*
0.90
0.86
0.01
OSEM-CTAC
0.88
0.88
0.97
OSEM-ChangAC
0.90
0.87
0.06
OSEM-NoAC
†
0.96
0.93
0.034
↵
*
P
< 0.01.
↵
†
P
< 0.05.