From: Evaluation of occipitocervical neutral position using lateral radiographs
Male (mean ± SD)
Female (mean ± SD)
pvalue
MCD (mm)
11.0 ± 2.1
11.2 ± 1.9
0.578
OCD (mm)
22.0 ± 3.4
19.6 ± 4.9
0.005
OCA (°)
47.2 ± 5.0
45.5 ± 4.2
0.077