[Retracted] Unilateral Multifocality and Bilaterality Could Be Two Different Multifocal Entities in Patients with Papillary Thyroid Microcarcinoma

Table 1

Patient demographics.

Variables	Value
Total number	949
Age (years)	(16-79)^a
<45 years	490 (51.6)
≥45	459 (48.4)
Gender (M/F)	207/742
Tumor size (cm)	(0.15-1)^a
≤0.5	442 (46.6)
>0.5	507 (53.4)
Nodal involvement, n (%)
Central neck metastasis	299 (31.5)
Lateral neck metastasis	44 (4.6)
Multifocality, (%)
Unilateral multifocality	155 (16.3)
Bilaterality	164 (17.3)
Capsular invasion	170 (17.9)
Perithyroidal invasion	21 (2.2)
Intraglandular dissemination	10 (1.1)
Hashimoto	179 (18.9)
Simple goiter	414 (43.6)
Thyroid surgery, (%)
Total thyroidectomy	169 (17.8)
Subtotal thyroidectomy	372 (39.2)
Lobectomy with isthmectomy	408 (43)
Central neck dissection, (%)
Unilateral	751 (79.1)
Bilateral	198 (20.9)
Modified lateral neck dissection
Unilateral	61 (6.4)
Bilateral	3 (0.3)
Follow-up time (months)	32.2 (18-50)
Recurrence	9 (0.9)

^a (range).