Incidental Thyroid Carcinoma Diagnosed after Total Thyroidectomy for Benign Thyroid Diseases: Incidence and Association with Thyroid Disease Type and Laboratory Markers

Table 2

Biochemical markers (expressed as median values and interquartile range) in relation to the preoperative diagnosis.

	STN (𝑛=34)	NTMG (𝑛=152)	TMG (𝑛=26)	Τoxic adenoma (𝑛=6)	Graves (𝑛=10)	𝑃 value
TgAbs	21.45 (12.75–38.15)	19.75 (10.00–61.55)	16.95 (10.00–76.68)	28.70 (24.60–743.35)	90.05 (27.79–1421.88)	0.231
TPOAbs	14.00 (2.00–31.95)	11.85 (4.00–21.20)	11.36 (7.77–84.10)	20.70 (10.93–196.70)	63.55 (10.90–1371.33)	0.081
Tg	36.90 (13.98–136.72)	58.00 (20.30–155.30)	182.30 (113.5–455.85)	117.50 (28.35–214.30)	211.37 (44.77–1150.5)	0.002
Age	42 (28–58)	50 (40–61)	62 (49–71)	50 (39–54)	29 (24–47)	<0.001

TgAbs (ng/mL); TPOAbs (U/mL); Tg (ng/mL); Age (years); STN: nontoxic solitary thyroid nodule; NTMG: nontoxic multinodular goiter; TMG: toxic multinodular goiter; 𝑃 value, Kruskal-Wallis test.