Age 50–64 years | ||||
---|---|---|---|---|
Females (n = 200) | Males (n = 158) | % difference | 95% CI | |
Any knee ROA (all 3 views; any compartment), n (%) | 100 (50.0%) | 101 (63.9%) | 13.9% | 3.6%, 23.8% |
Severity of ROA (all 3 views; any compartment), n (%) | ||||
Mild | 56 (28.0%) | 68 (43.0%) | 15.0% | 5.1%, 24.7% |
Moderate/severe | 44 (22.0%) | 33 (20.9%) | -1.1% | -9.5%, 7.6% |
Compartmental ROA, n (%) | ||||
PJOA only | 37 (18.5%) | 55 (34.8%) | 16.3% | 7.1%, 25.4% |
TJOA only | 10 (5.0%) | 7 (4.4%) | -0.6% | -5.1%, 4.4% |
Combined TJOA/PJOA | 53 (26.5%) | 39 (24.7%) | -1.8% | -10.7%, 7.4% |
Age 65+ years | ||||
Females (n = 207) | Males (n = 180) | % difference | 95% CI | |
Any knee ROA (all 3 views; any compartment), n (%) | 150 (72.5%) | 158 (87.8%) | 15.3% | 7.4%, 22.9% |
Severity of ROA (all 3 views; any compartment), n (%) | ||||
Mild | 42 (20.3%) | 51 (28.3%) | 8.0% | -0.5%, 16.6% |
Moderate/severe | 108 (52.2%) | 107 (59.4%) | 7.3% | -2.6%, 16.9% |
Compartmental ROA, n (%) | ||||
PJOA only | 43 (20.8%) | 43 (23.9%) | 3.1% | -5.1%, 11.5% |
TJOA only | 10 (4.8%) | 3 (1.7%) | -3.2% | -7.2%, 0.6% |
Combined TJOA/PJOA | 97 (46.9%) | 112 (62.2%) | 15.4% | 5.4%, 24.9% |