Referring Physician | Rheumatology Consultant, n = 87 | ||
---|---|---|---|
RA | Non-RA | Total | |
RA | 61 | 6 | 67 |
Non-RA | 12 | 8 | 20 |
Total | 73 | 14 | 87 |
Observed agreement | 0.793 | ||
Expected agreement | 0.683 | ||
κ statistic | 0.35 | ||
95% CI, normal approximation | 0.11 | to 0.58 | |
SE | 0.121 | ||
SE0 | 0.105 | ||
Z statistic | 3.32 | ||
2-tailed p, normal approximation | 0.0009 |
RA: rheumatoid arthritis.