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Demographics of physicians’ decisions (N=536).
| Characteristics | All patients (N=536), n (%) | Training set (n=402), n (%) | Testing set (n=134), n (%) | ||||
| Treatment decisions (made by physicians) | |||||||
|
|
D1a: yes | 194 (36.2) | 152 (37.8) | 42 (31.3) | |||
|
|
D2b: yes | 410 (76.5) | 313 (77.9) | 97 (72.4) | |||
|
|
D3c: yes | 111 (20.7) | 84 (20.9) | 27 (20.1) | |||
aD1: decision 1 (induction chemotherapy or not).
bD2: decision 2 (concurrent chemotherapy).
cD3: decision 3 (neck dissection or not).
