1. How long have you engaged in radiotherapy for nasopharynx cancer?,,,,,,,,,,,,,,,,,,, Options,Percentage%,Results,,,,,,,,,,,,,,,,, Less than 1 year,17.60%,3,,,,,,,,,,,,,,,,, 1 - 3 years,47.10%,8,,,,,,,,,,,,,,,,, 3 - 5 years,11.80%,2,,,,,,,,,,,,,,,,, More than 5 years,23.50%,4,,,,,,,,,,,,,,,,, Valid number of participants,,17,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,, 2. How many HNC patient requried OARs segementation every week?,,,,,,,,,,,,,,,,,,, Options,Percentage%,Results,,,,,,,,,,,,,,,,, Less than 1 patient,23.50%,4,,,,,,,,,,,,,,,,, 1 - 3 patients,52.90%,9,,,,,,,,,,,,,,,,, 3 - 5 patients,17.60%,3,,,,,,,,,,,,,,,,, More than 5 patients,5.90%,1,,,,,,,,,,,,,,,,, Valid number of participants,,17,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,, 3. How long does it takes for you to finish the OAR for one HNC patient?,,,,,,,,,,,,,,,,,,, Options,Percentage%,Results,,,,,,,,,,,,,,,,, Less than 30 mins,5.90%,1,,,,,,,,,,,,,,,,, 30 mins - 1 hour,52.90%,9,,,,,,,,,,,,,,,,, 1 - 3 hours,35.30%,6,,,,,,,,,,,,,,,,, 3 - 5 hours,5.90%,1,,,,,,,,,,,,,,,,, More than 5 hours,0.00%,0,,,,,,,,,,,,,,,,, Valid number of participants,,17,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,, 4. What is the reason for extremely time-consuming for segemenation? Please select the factors that you think are important,,,,,,,,,,,,,,,,,,, Options,Percentage%,Results,,,,,,,,,,,,,,,,, "Too much organs, time consuming",94.10%,16,,,,,,,,,,,,,,,,, Complex anatomy,64.70%,11,,,,,,,,,,,,,,,,, CT cannot reveal anatomical structures,47.10%,8,,,,,,,,,,,,,,,,, Lack expericence ,35.30%,6,,,,,,,,,,,,,,,,, Controversise on contouring,29.40%,5,,,,,,,,,,,,,,,,, MR fusion takes time,23.50%,4,,,,,,,,,,,,,,,,, Need consideration of planning traget,29.40%,5,,,,,,,,,,,,,,,,, Repetitive and tedious work,35.30%,6,,,,,,,,,,,,,,,,, Others,5.90%,1,,,,,,,,,,,,,,,,, Valid number of participants,,17,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,, 5. Please rank the factors in question 4 in order of importance,,,,,,,,,,,,,,,,,,, Options,1,2,3,4,5,6,7,8,9,Ranking,,,,,,,,, "Too much organs, time consuming",10,4,2,0,0,0,0,0,0,1,,,,,,,,, Complex anatomy,2,8,1,0,0,0,0,0,0,2,,,,,,,,, CT cannot reveal anatomical structures,1,2,3,2,0,0,0,0,0,3,,,,,,,,, Lack expericence ,1,0,2,2,1,0,0,0,0,4,,,,,,,,, Controversise on contouring,0,2,0,1,2,0,0,0,0,6,,,,,,,,, MR fusion takes time,1,0,0,1,0,2,0,0,0,8,,,,,,,,, Need consideration of planning traget,1,0,1,1,0,1,1,0,0,7,,,,,,,,, Repetitive and tedious work,1,1,1,0,2,0,0,1,0,5,,,,,,,,, Others,0,0,1,0,0,0,0,0,0,9,,,,,,,,, Valid number of participants,17,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,, 6. What do you pay attention to during the process of manual delineation?,,,,,,,,,,,,,,,,,,, Options,Percentage%,Results,,,,,,,,,,,,,,,,, Segementation time,52.90%,9,,,,,,,,,,,,,,,,, Segementation accuracy,100.00%,17,,,,,,,,,,,,,,,,, whether it can improve work efficiency ,88.20%,15,,,,,,,,,,,,,,,,, Does it need to be modified,47.10%,8,,,,,,,,,,,,,,,,, Other,5.90%,1,,,,,,,,,,,,,,,,, Valid number of participants,,17,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,, 7. Please select the assessment perspective that you think is important in the process of OARs delineation,,,,,,,,,,,,,,,,,,, Options,Percentage%,Results,,,,,,,,,,,,,,,,, Accurate location,94.10%,16,,,,,,,,,,,,,,,,, Smooth boundaries,23.50%,4,,,,,,,,,,,,,,,,, No segementation omissions,76.50%,13,,,,,,,,,,,,,,,,, No redundant contouring,52.90%,9,,,,,,,,,,,,,,,,, Avoid areas of tumor target ,29.40%,5,,,,,,,,,,,,,,,,, Conforms to the RTOG guideline or other consensus map,76.50%,13,,,,,,,,,,,,,,,,, Other,5.90%,1,,,,,,,,,,,,,,,,, Valid number of participants,,17,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,, 8. What is important in the process of automatic OARs delineation?,,,,,,,,,,,,,,,,,,, Options,1,2,3,4,5,6,7,Ranking,,,,,,,,,,, Accurate location,12,3,1,0,0,0,0,1,,,,,,,,,,, Smooth boundaries,0,3,0,0,0,1,0,5,,,,,,,,,,, No segementation omissions,1,6,6,0,0,0,0,2,,,,,,,,,,, No redundant contouring,0,1,2,5,1,0,0,4,,,,,,,,,,, Avoid areas of tumor target ,0,1,0,1,3,0,0,6,,,,,,,,,,, Conforms to the RTOG guideline or other consensus map,4,2,3,2,1,1,0,3,,,,,,,,,,, Other,0,0,0,0,0,0,1,7,,,,,,,,,,, Valid number of participants,17,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,, 9. Please rank the following OARS for HNC patitens in order of difficulty,,,,,,,,,,,,,,,,,,, Options,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,Ranking Spinal cord,5,4,2,0,1,2,1,1,0,0,0,0,0,0,0,0,0,1,2 Brainstem,3,7,2,2,0,1,0,1,1,0,0,0,0,0,0,0,0,0,1 Oral cavity,0,1,3,3,3,1,3,1,1,0,0,1,0,0,0,0,0,0,4 Lobe,2,1,1,3,5,2,0,2,0,0,1,0,0,0,0,0,0,0,3 Eye,0,0,0,2,3,2,2,2,3,0,0,0,1,0,0,0,1,1,8 Lens,0,0,0,0,2,3,2,2,2,4,0,0,0,1,0,0,1,0,9 Optic nerve,1,1,1,0,1,2,5,2,0,1,2,0,0,1,0,0,0,0,7 Parotid,0,1,4,0,0,2,0,4,4,1,1,0,0,0,0,0,0,0,6 Larynx,0,0,0,0,0,0,0,0,4,6,4,2,0,0,1,0,0,0,10 Chiasm,3,2,1,3,0,1,1,0,0,3,3,0,0,0,0,0,0,0,5 Pituitary gland,0,0,0,0,0,0,1,0,0,1,5,6,3,0,1,0,0,0,13 temporomandibular joint,0,0,0,0,1,0,0,0,0,0,0,7,5,2,0,1,0,1,14 Inner ear,1,0,1,1,0,1,0,0,0,0,1,0,6,4,2,0,0,0,11 Traches,0,0,0,0,0,0,0,0,0,0,0,1,1,7,5,3,0,0,16 Lips,0,0,0,0,0,0,1,0,1,0,0,0,0,1,6,4,3,1,17 Salivary gland,0,0,0,0,0,0,0,0,0,1,0,0,1,0,2,6,3,4,18 Sublingual gland,0,0,0,2,1,0,0,0,1,0,0,0,0,0,0,3,7,3,15 Constrictor naris,2,0,2,1,0,0,1,2,0,0,0,0,0,1,0,0,2,6,12 Valid number of participants,17,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,, 10. What is the time for manual modification after using automatic segementation?,,,,,,,,,,,,,,,,,,, Options,Percentage%,Results,,,,,,,,,,,,,,,,, Less than 5 mins,23.50%,4,,,,,,,,,,,,,,,,, 5 - 30 mins,70.60%,12,,,,,,,,,,,,,,,,, 0.5 - 1 hour,5.90%,1,,,,,,,,,,,,,,,,, 1 - 2 hours ,0.00%,0,,,,,,,,,,,,,,,,, Other,0.00%,0,,,,,,,,,,,,,,,,, Valid number of participants,,17,,,,,,,,,,,,,,,,,