From: Calcification of the acetabular labrum of the hip: prevalence in the general population and relation to hip articular cartilage and fibrocartilage degeneration
Pattern
Krenn Score
Mean calcified cartilage
Number
Percentage
Mean
SD
Singular
96/170
56.5%
1.1
±0.8
0.38
±0.68
Spotted
49/170
28.8
1.5
±0.9
0.91
±1.54
Streaky
25/170
14.7
2.0
±1.0
10.01
±12.2