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Table 5 Inter-reader agreement depending on metastatic lesions

From: Is a single portal venous phase in contrast-enhanced CT sufficient to detect metastases or recurrence in clear cell renal cell carcinoma? – a single-center retrospective study

  Radiologist #1 Radiologist #2 Radiologist #3 Radiologist #4 Fleiss‘
Kappa κ
p-value
Pulmonary metastases [n] 31 24 27 27 0.60 ± 0.05 <0.001
Lymph node metastases [n] 26 20 24 23 0.61 ± 0.05 <0.001
Osseous metastases [n] 16 16 17 16 0.76 ± 0.05 <0.001
Hepatic metastases [n] 13 14 15 15 0.66 ± 0.05 <0.001
Adrenal metastases [n] 12 8 6 7 0.63 ± 0.05 <0.001
Peritoneal metastases [n] 9 8 8 8 0.83 ± 0.06 <0.001
Local recurrences [n] 10 10 9 9 0.69 ± 0.05 <0.001
Contralateral kidney [n] 6 6 5 5 0.76 ± 0.04 <0.001
Soft tissue metastases [n] 7 6 8 7 0.69 ± 0.05 <0.001
Pancreatic metastases [n] 6 6 6 6 0.66 ± 0.05 <0.001