From: The use of digital photographs for the diagnosis of hand osteoarthritis: the AGES-Reykjavik study
 |  | Grade |  | |||
---|---|---|---|---|---|---|
 | Joint | 0 | 1 | 2 | 3 |  |
 |  | n | n | n | n | Total n |
Right hand | Â | Â | Â | Â | Â | Â |
 | DIP5 | 163 | 143 | 66 | 7 | 379 |
 | DIP4 | 231 | 109 | 38 | 2 | 380 |
 | DIP3 | 201 | 113 | 50 | 12 | 376 |
 | DIP2 | 99 | 154 | 100 | 22 | 375 |
 | PIP5 | 281 | 67 | 30 | 0 | 378 |
 | PIP4 | 320 | 47 | 11 | 2 | 380 |
 | PIP3 | 214 | 103 | 54 | 8 | 379 |
 | PIP2 | 192 | 140 | 43 | 2 | 377 |
Left hand | Â | Â | Â | Â | Â | Â |
 | DIP5 | 180 | 137 | 55 | 7 | 379 |
 | DIP4 | 232 | 118 | 23 | 4 | 377 |
 | DIP3 | 183 | 136 | 53 | 6 | 378 |
 | DIP2 | 116 | 169 | 85 | 10 | 380 |
 | PIP5 | 303 | 52 | 26 | 0 | 381 |
 | PIP4 | 349 | 22 | 5 | 3 | 379 |
 | PIP3 | 255 | 91 | 29 | 5 | 380 |
 | PIP2 | 213 | 144 | 21 | 2 | 380 |