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Table 2 Isodose line agreement and similarity

From: Dummy run quality assurance study in the Korean Radiation Oncology Group 19 − 09 multi-institutional prospective cohort study of breast cancer

  

Large breast

Medium breast

  

WBI

WBI + RNI

WBI

WBI + RNI

 

Volume (STD)

1548.2 (201.2)

2032.0 (379.5)

560.1 (148.7)

906.2 (160.6)

95% isodose line

Fleiss’s kappa

0.830

0.731

0.767

0.679

Jaccard (STD)

0.766 (0.070)

0.648 (0.053)

0.752 (0.097)

0.602 (0.053)

Dice (STD)

0.866 (0.045)

0.785 (0.040)

0.855 (0.067)

0.751 (0.041)

  1. WBI, whole breast irradiation; WBI + RNI, whole breast irradiation plus regional node irradiation; STD, standard value