From: Disk displacement, eccentric condylar position, osteoarthrosis – misnomers for variations of normality? Results and interpretations from an MRI study in two age cohorts
Number
f
m
Non-accessible, jaw closed
Non-accessible, jaw open
Cohort 1930–1932
66
30
36
3
10
Cohort 1950–1952
78
42
2
4
Σ TMJs
144
5
14