Identification of Intermediate- to High-Risk Papillary Thyroid Carcinoma Patients Who May Be Safely Managed without the Performance of Delayed Stimulated Thyroglobulin Measurements following Total Thyroidectomy and Radioactive Iodine Therapy

Table 3

Postoperative parameters for predicting detectable sTg.

Parameters	Univariate analysis			Multivariate analysis
	Odds ratio	95% CI	value	Odds ratio	95% CI	value
Tumour size
≤10	1 (ref.)
10–40	1.606	0.886–2.909	0.118
40≤	3.543	0.309–40.648	0.309
Thyroid capsular invasion	3.776	1.137–12.542	0.030	4.293	1.086–16.968	0.038
Extrathyroidal extension	1.329	0.593–2.977	0.489
Lymph node metastasis
N0	1 (ref.)			1 (ref.)
N1a	2.529	1.014–6.306	0.047	2.926	0.973–8.802	0.056
N1b	7.250	2.636–19.938	<0.001	7.495	2.094–26.832	0.002
ATA
Intermediate	1 (ref.)			1 (ref.)
High	1.724	0.957–3.108	0.070	1.222	0.538–2.777	0.632
BRAF mutation	0.806	0.365–1.778	0.593
Thyroiditis	0.228	0.054–0.971	0.046	0.327	0.062–1.714	0.186
Multiplicity	0.968	0.532–1.760	0.914
Ablative Tg
2.9>	1 (ref.)			1 (ref.)
2.9≤	18.974	8.526–42.224	<0.001	18.433	7.818–43.458	<0.001