From: Interobserver study on histologic features of idiopathic non-cirrhotic portal hypertension
Images distributed | Lobule (L) (n = 45) | Portal tract (P) (n = 45) | |||
Provided clinical history | Q1 | Q2 | Q1 | Q2 | |
Consensus a | 73% | 67% | 60% | 69% | |
Kappa value (95% CI, p < 0.05)b | 0.24 (0.19–0.29) | 0.24 (0.19–0.29) | 0.18 (0.13–0.23) | 0.18 (0.13–0.23) | |
Change in consensus status by Q2 provisionc | 29% | 40% | |||
WNL to abnormal or loss of consensus, by Q2 provision | 9% | 16% | |||
Study group |  | INCPH (L = 25, P = 19) | Non-INCPH (L = 20, P = 26) | ||
Provided (true) clinical history | Â | Q2 | Â | Q1 | Â |
Kappa value (95% CI, p < 0.05)b | L: 0.32 (0.25–0.38) | L: 0.12 (0.05–0.19) | |||
 |  | P: 0.17 (0.10–0.25) | P: 0.14 (0.08–0.21) | ||
Reproducibility | Reproducible | 57% | Â | 37% | Â |
 | Non-reproducible | 32% |  | 43% |  |
 | Divergent | 11% |  | 20% |  |