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. 2018 Aug 27;10:2883–2891. doi: 10.2147/CMAR.S173853

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© 2018 Choi et al. This work is published and licensed by Dove Medical Press Limited

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Comparison of disease-free survival according to patients’ Group.

Notes: (A) Comparison of disease-free survival of patients with low-risk PTMC who underwent lobectomy with prophylactic central cervical node dissection (Group I) with that of patients with low-risk PTMC except clinically apparent lymph node metastasis who underwent total thyroidectomy with modified radical neck dissection (Group II). (B) Comparison of disease-free survival of patients with second-wave surgery due to lateral LN recurrence (Group III, subgroup of Group I) with that of Group II. P-value was determined by the log-rank test.

Abbreviation: PTMC, papillary thyroid microcarcinoma.