From: The association between patellar alignment on magnetic resonance imaging and radiographic manifestations of knee osteoarthritis
Characteristics
n
Mean
Frequency (percentage)
Range
Age (years)
213
66.6
-
47–93
Sex (women)
40.8
Bone mass index
31.4
21.5–55.9
K-L ≥ 2
212
75.0
0–4