A novel specific grading standard study of auto-segmentation of organs at risk in thorax: subjective–objective-combined grading standard

Table 6 Evaluation methods of the auto-segmentation accuracy by subjective scoring in 3 studies

Level	1	2	3	4	5
Morris et al. [6]	Clinically unacceptable	Major modifications required	Moderate modifications required	Minor modifications required	Clinically acceptable
Zhu et al. [10]	Useful as autocontoured	Useful with minor edits	Not useful	–	–
Lustbrg et al. [7]	No result is useful basis for further editing, no time saving	Some results are useful for further editing, little time saving	Many results are useful for further editing, a moderate time saving	Most results are useful for further editing, a significant time saving	–

ISSN: 1475-925X