N
Min.
Median
Mean
Max.
SD
P value
Skull #1
44
14.50
40.04
42.12
76.01
16.15
<0.0001
Skull #2
41
14.02
33.90
35.59
73.39
14.23
Skull #3
1.47
10.02
10.32
18.86
4.35
Overall
126
26.52
29.65
18.69