Patients
anaplastic TC, PTC, Cancer
MAY, CANCER
We retrospectively reviewed the medical records of 955 patients with PTC treated at the Department of Head and Neck Surgery between September 2017 and May 2020. This study was approved by the Medical Ethics Committee of the Sun Yat-sen University Cancer Center. The inclusion criteria were as follows: 1) patients who received treatment and genetic testing for PTC at our hospital, and 2) clinical and pathological diagnosis of PTC. The exclusion criteria were as follows: 1) follicular, medullary, or anaplastic TC or 2) PTC without Flowchart of the participants used for model development and validation.The patient list was filtered and imported from our hospital’s big data platform. Clinical baseline characteristics were retrospectively collected from the His Medical System. The pathological characteristics of PTC were collected according to the AJCC 8th edition/TNM classification system and 2015 ATA guidelines. The genetic testing results included 