| |
Number of joints with XR NBF features (number = 798 joints)
|
Mean (SD) number of joints with XR NBF features (number = 20 patients)
|
Number of joints with CT NBF features (number = 798 joints)
|
Mean (SD) number of joints with CT NBF features (number = 20 patients)
|
|---|
|
Spur
|
76 (9.5%)
|
3.8 (5.7)
|
141 (17.6%)
|
7.1 (7.9)
|
|
Osteophyte
|
167 (20.9%)
|
8.4 (6.5)
|
243 (30.5%)
|
12.2 (7.7)
|
|
Periosteal NBF
|
51 (6.4%)
|
2.6 (3.4)
|
48 (6.0%)
|
2.4 (3.4)
|
|
Ankylosis
|
7 (0.9%)
|
0.35 (1.1)
|
5 (0.6%)
|
0.25 (3.4)
|
|
Sclerosis
|
207 (25.9%)
|
10.4 (8.9)
|
228 (28.6%)
|
11.4 (8.3)
|
- CT, computed tomography; SD, standard deviation; XR, plain radiography.
