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. Author manuscript; available in PMC: 2018 Jul 1.
Published in final edited form as: Int J Radiat Oncol Biol Phys. 2016 Nov 19;98(3):532–540. doi: 10.1016/j.ijrobp.2016.11.019

Table 3. Quantitative classification from changes in clinical target volume contours.

All Physicians N=84)
CTV level Trivial, n (%) Major, n (%) Minor, n (%)
CTV1
 DSC 55 (65) 4 (5) 25 (30)
 FND 49 (58) 13 (16) 22 (26)
 FPD 67 (80) 2 (2) 15 (18)
CTV2
 DSC 38 (47) 18 (22) 25 (31)
 FND 42 (52) 18 (22) 21 (26)
 FPD 37 (46) 19 (23) 25 (31)
CTV3
 DSC 34 (51) 13 (20) 19 (29)
 FND 39 (59) 15 (23) 12 (18)
 FPD 39 (59) 10 (15) 17 (26)
Overall
 DSC 25 (30) 23 (27) 36 (43)
 FND 25 (30) 35 (42) 24 (28)
 FPD 27 (32) 30 (36) 27 (32)

Abbreviations: CTV = clinical target volume; DSC = Dice similarity coefficient; FND = false negative Dice; FPD = false positive Dice.