Morphological and enhancement pattern | Reader | First reading | Second reading | Matched cases between 1st & 2nd reading | K | 95% CI | P value | Percent agreement |
---|---|---|---|---|---|---|---|---|
Discrete nodular enhancement. | 1 | 53 | 53 | 48 | 0.819 | 0.713–0.925 | < 0.001* | 95.4% |
2 | 56 | 62 | 55 | 0.856 | 0.760–0.952 | < 0.001* | 92.7% | |
Definite progressive mass. | 1 | 25 | 26 | 22 | 0.822 | 0.694–0.949 | < 0.001* | 93.7% |
2 | 13 | 15 | 12 | 0.837 | 0.682–0.992 | < 0.001* | 92.8% | |
New or enlarging discrete nodule mass | 1 | 34 | 39 | 31 | 0.776 | 0.650–0.911 | < 0.001* | 90.1% |
2 | 40 | 42 | 35 | 0.768 | 0.644–0.891 | < 0.001* | 89.2% | |
Deep ill-defined enhancement. | 1 | 63 | 56 | 54 | 0.802 | 0.795–0.983 | < 0.001* | 90% |
2 | 24 | 27 | 22 | 0.822 | 0.695–0.949 | < 0.001* | 93.7% | |
Deep, ill-defined soft tissue mass. | 1 | 59 | 59 | 54 | 0.819 | 0.711–0.927 | < 0.001* | 90.9% |
2 | 19 | 23 | 18 | 0.824 | 0.688–0.959 | < 0.001* | 94.6% | |
Focal mucosal non-mass like enhancement. | 1 | 16 | 19 | 15 | 0.831 | 0.687–0.974 | < 0.001* | 87.39% |
2 | 6 | 9 | 6 | 0.786 | 0.552–1.0 | < 0.001* | 97.3% | |
No enhancement. | 1 | 14 | 14 | 14 | 1 | 1–1 | < 0.001* | 100% |
2 | 12 | 11 | 11 | 0.952 | 0.857–1.0 | < 0.001* | 99.1% | |
Diffuse linear mucosal enhancement. | 1 | 31 | 32 | 29 | 0.889 | 0.794–0.983 | < 0.001* | 95.5% |
2 | 30 | 31 | 28 | 0.887 | 0.790–0.983 | < 0.001* | 95.5% | |
Non-mass like tissue distortion. | 1 | 67 | 66 | 64 | 0.906 | 0.825–0.986 | < 0.001* | 95.5% |
2 | 49 | 49 | 45 | 0.854 | 0.756–0.952 | < 0.001* | 92.8% | |
Low density mucoid mucosal edema. | 1 | 22 | 20 | 19 | 0.883 | 0.994–0.771 | < 0.001* | 96.4% |
2 | 22 | 22 | 19 | 0.830 | 0.698–0.961 | < 0.001* | 94.6% |