[Retracted] Risk Factors for Thyroid Dysfunction in Patients with Advanced Non-Small-Cell Lung Cancer Treated with PD-1 Antibody

Table 3

Assignment of independent variables.

Independent variable	Assignment	Independent variable	Assignment
Gender	Female = 1, Male = 0	History of radiotherapy	Yes = 1, No = 0
Course of disease	Course of disease ≥1 year = 1, Course of disease <1 year = 0	BMI index	<18.5 or >23.9 = 1, 18.5∼23.9 = 0
Surgical history	Yes = 1, No = 0	Thyroid nodules or not	Have nodules = 1, No nodules = 0
History of chemotherapy	Yes = 1, No = 0	Baseline TSH level	Continuous variable