TG and lobular neoplasia: In addition, significant differences in some other clinical characteristics were also not observed in both the LN-positive group (P = 0.894 for age, 0.972 for gender, 0.258 for TSH, 0.831 for TG, 0.297 for TGAB, 0.068 for TPOAB, 0.602 for Bethesda category, 0.227 for TR score, and 0.349 for US-report LN status) and the LN-negative group (P = 0.541 for age, 0.449 for gender, 0.465 for TSH, 0.638 for TG, 0.906 for TGAB, 0.328 for TPOAB, 0.355 for Bethesda category, 0.182 for TR score, and 0.525 for LN-report LN status) between primary cohort and validation cohort.