CD4 and thyroid nodule: Compared to those without thyroid nodules [TN(−)], men with thyroid nodule(s) [TN(+)] were significantly older; had a significantly greater BMI, waist circumference, waist-to-hip ratio, and systolic pressure; had higher levels of FPG, HOMA-IR, HbA1c, LDL, TG, T4, TPOAb, and TgAb; and had lower levels of HDL (P < 0.05).