Clinical features at knee and hip level by site-specific chondrocalcinosis status
| Chondrocalcinosis (%) | No chondrocalcinosis (%) | ||||
|---|---|---|---|---|---|
| Feature at knee level | n=159 | n=1470 | p value | p value* | p value** |
| Age (years±SD) | 78.4±8.2 | 74.9±7.1 | <0.0001 | ||
| Analgesic drugs use | 23.9 | 19.1 | NS | ||
| Previous x-ray with osteophytes | 5.7 | 2.0 | 0.005 | 0.009 | |
| Deformity left | 34.5 | 18.3 | 0.0005 | 0.001 | 0.05 |
| Deformity right | 40.5 | 20.1 | <0.0001 | 0.0001 | |
| Pain at passive movement left | 33.7 | 15.5 | <0.0001 | 0.0001 | 0.05 |
| Pain at passive movement right | 32.5 | 17.1 | 0.0001 | 0.003 | 0.03 |
| Reduced passive mobility left | 25.0 | 12.8 | 0.003 | 0.01 | |
| Reduced passive mobility right | 25.0 | 13.9 | 0.008 | 0.03 | |
| Crepitus left | 75.0 | 70.0 | NS | ||
| Crepitus right | 73.8 | 65.0 | NS | ||
| Self-reported pain | 33.3 | 28.6 | NS |
| Chondrocalcinosis (%) | No chondrocalcinosis (%) | ||||
|---|---|---|---|---|---|
| Feature at hip level | n=59 | n=1570 | p value | p value* | p value** |
| Age (years±SD) | 78.2±7.1 | 75.2±7.2 | 0.001 | ||
| Analgesic drugs use | 15.3 | 16.9 | NS | ||
| Pain at passive movement left | 5.1 | 5.8 | NS | ||
| Pain at passive movement right | 13.6 | 6.1 | 0.02 | ||
| Pain at palpation left | 23.3 | 9.5 | 0.01 | 0.02 | |
| Pain at palpation right | 16.7 | 9.5 | NS | ||
| Pain at rotation | 15.3 | 9.9 | NS | ||
| Reduced ext. rotation left | 11.9 | 16.8 | NS | ||
| Reduced ext. rotation right | 11.9 | 18.1 | NS | ||
| Self-reported pain | 18.4 | 18.6 | NS |
Analysis is made as chondrocalcinosis in specific location vs specific location for osteoarthritis.
p Value, significance chondrocalcinosis vs no chondrocalcinosis subjects; p,* age-adjusted p value; p,** age and radiographic features score-adjusted p value.