Effect of Prophylactic Central Lymph Node Dissection on Locoregional Recurrence in Patients with Papillary Thyroid Microcarcinoma

Table 1

Baseline characteristics of patients (N = 1584).

	N (%)
Age	46.99 ± 11.66
Diameter	0.59 ± 0.24
Gender
Males	339 (21.4%)
Females	1245 (78.6%)
LND
No	100 (6.3%)
PCLND	1484 (93.7%)
Surgery
TT	693 (43.8%)
ST	176 (11.1%)
LT	715 (45.1%)
Multifocality
No	1181 (74.6%)
Yes	403 (25.4%)
Capsule invasion
No	1084 (68.4%)
Yes	500 (31.6%)
ETE
No	1548 (97.7%)
Yes	36 (2.3%)
Occult central lymph node metastases
No	1109 (70.0%)
Yes	475 (30.0%)

LND, lymph node dissection; PCLND, prophylactic central lymph node dissection; TT, total thyroidectomy; ST, subtotal thyroidectomy; TL, thyroid lobectomy; ETE, extrathyroidal extension.