Table 2. Demographic and clinical characteristics of the study cohort.

Values are presented mean ± standard deviation or number (%).

CND, central compartment lymph node dissection; RLN, recurrent laryngeal nerve.

Mediclore: CGBio Co., Ltd. Seongnam, Korea.

^a)Drain refers to the total amount of postoperative drainage during hospitalization. ^b)Postoperative complications were divided into transient and permanent groups based on the duration of complications at 6 months. ^c)Postoperative complication was analyzed statistically, excluding diseases that did not occur.