Comparisons of weighted kappa values (κw) for interobserver agreement on the diagnostic likelihood of a diagnosis of idiopathic pulmonary fibrosis between various subgroups
| Group comparisons | Interobserver agreement (κw) | p |
| Physicians, expert panel (n=34) | 0.65 (IQR 0.53–0.72) | <0.001 |
| Remaining physician group (n=370) | 0.53 (IQR 0.41–0.63) | |
| University hospital physicians (n=288) | 0.56 (IQR 0.45–0.65) | <0.001 |
| Non-university hospital physicians (n=116) | 0.49 (IQR 0.38–0.59) | |
| MDT meeting available (n=328) | 0.56 (IQR 0.45–0.65) | <0.001 |
| No MDT meeting available (n=76) | 0.46 (IQR 0.33–0.58) |
MDT: multidisciplinary team.