Inter-rater and intra-rater agreement for the presence of osteoarthritis (OA) in two separate joint groups (⩾2 finger joints (PIP or DIP) and at least 1 CMC-1 joint)
| Inter-rater reliability (κ) | Intra-rater reliability (rater 1) (κ) | Intra-rater reliability (rater 2) (κ) | |
| Presence of OA in two separate joint groups | 0.73 | 0.54 | 0.35 |
Abbreviations as in table 1.