Item | Coding | Inter-rater agreement | |||||
---|---|---|---|---|---|---|---|
 | system | Kappa with 95% confidence interval and the absolute number of films (--/-+/+-/++) | |||||
 |  | JP-JP | JP-VN |  |  |  | VN-VN |
 |  |  | [1] | [2] | [3] | [4] |  |
Total number | JVCS | (245) | (246) | (245) | (245) | (244) | (255) |
of tested films | CRRS | (245) | (245) | (246) | (246) | (245) | (255) |
Parenchymal | JVCS | NA | NA | NA | NA | NA | NA |
abnormality | CRRS | 0.63 [0.51-0.75] | 0.24 [0.16-0.32] | 0.50 [0.38-0.62] | 0.25 [0.16-0.34] | 0.58 [0.46-0.70] | 0.27 [0.17-0.37] |
 |  | (32/21/7/185) | (9/44/0/192) | (24/29/6/187) | (7/32/2/205) | (22/17/8/198) | (6/3/24/222) |
Calcification* | JVCS | 0.62 [0.49-0.75] | 0.47 [0.35-0.59] | 0.21 [0.12-0.30] | 0.55 [0.42-0.68] | 0.30 [0.21-0.39] | 0.26 [0.17-0.35] |
 |  | (188/13/14/30) | (187/14/22/23) | (198/2/38/7) | (190/12/18/25) | (201/0/34/9) | (215/2/31/7) |
 | CRRS | 0.28 [0.15-0.41] | 0.35 [0.23-0.47] | 0.15 [0.04-0.26] | 0.36 [0.25-0.47] | 0.36 [0.25-0.47] | 0.17 [0.09-0.25] |
 |  | (219/10/11/5) | (206/23/6/10) | (226/4/14/2) | (208/23/5/10) | (228/2/11/4) | (219/2/30/4) |
Pleural | JVCS | 0.58 [0.45-0.71] | 0.77 [0.64-0.90] | 0.66 [0.54-0.78] | 0.64 [0.51-0.77] | 0.54 [0.41-0.67] | 0.73 [0.61-0.85] |
effusion | Â | (222/8/5/10) | (226/5/2/13) | (222/8/3/12) | (221/6/6/12) | (217/9/7/11) | (230/6/4/15) |
Pleural | JVCS | 0.35 [0.23-0.47] | 0.22 [0.14-0.30] | 0.45 [0.33-0.57] | 0.28 [0.18-0.38] | 0.45 [0.32-0.58] | 0.31 [0.22-0.40] |
thickening | Â | (158/39/19/29) | (88/110/2/46) | (161/36/14/34) | (84/93/6/62) | (148/28/26/42) | (87/4/95/69) |
Pleural | CRRS | 0.30 [0.20-0.40] | 0.16 [0.09-0.23] | 0.46 [0.34-0.58] | 0.45 [0.33-0.57] | 0.54 [0.42-0.66] | 0.32 [0.22-0.42] |
abnormalities | Â | (130/73/6/36) | (83/120/3/39) | (159/44/7/36) | (76/60/10/100) | (124/12/42/67) | (81/6/91/77) |
Pleural effusion/ | CRRS | 0.48 [0.36-0.60] | 0.34 [0.22-0.46] | 0.55 [0.43-0.67] | 0.49 [0.36-0.62] | 0.67 [0.55-0.79] | 0.48 [0.36-0.60] |
thickening** | Â | (176/35/6/28) | (168/43/11/23) | (189/22/9/26) | (156/26/23/41) | (176/6/22/41) | (173/14/33/35) |