A Comparison of Two Operation Methods Revealed the Risk Factors and the Necessity of LN-prRLN Dissection in Papillary Thyroid Carcinoma: A Retrospective Cohort Study in FUSCC
Table 1
Demographic characteristics of patients enrolled in this study.
Variables
No. of patients (%) (N = 1487)
Age (y, mean ± SD)
46.14 ± 11.42
Sex (Female/Male)
1134 (76.26%)/353 (23.74%)
Multifocality (yes/No)
509 (34.23%)/978 (65.77%)
Size (mm, mean ± SD)
9.70 ± 6.73
Extensive invasion (yes/No)
129 (8.68%)/1358 (91.32%)
Co-HT (yes/No)
367 (24.68%)/1120 (75.32%)
Co-nodular goiter (yes/No)
277 (18.63%)/1210 (81.37%)
Thyroid operation methods
RL
1016 (68.33%)
TT
471 (31.67%)
LNM
cLNM (yes/No)
674 (45.33%)/813 (54.67%)
Positive cLNM no. (p50, (min-max))
0 (0–29)
Dissected cLNM no. (p50, (min-max))
4 (0–33)
LLNM (yes/No)
140 (9.41%)/1347 (90.59%)
Positive LLNM no. (p50, (min-max))
4 (0–37)
Dissected LLNM no. (p50, (min-max))
26.5 (0–75)
Recurrence (%)
35 (2.35%)
Follow-up (months, mean ± SD)
36.91 ± 21.43
Abbreviations: SD: standard deviation; Co-HT: concurrent Hashimoto’s thyroiditis; Conodular goiter: concomitant with nodular goiter; LNM: lymph node metastasis; cLNM: central lymph node metastasis; LLNM: lateral lymph node metastasis.