Table 2. Protein Levels of TIMP3 in BRAF V600E and Lymph Node Metastasis^a.

Variable	Tissues Status	Lymph Node Metastasis Status
		All PTCs		No		Yes
		No	Yes	BRAF (-)	BRAF (+)	BRAF (-)	BRAF (+)
TIMP3 protein level, ng/mL	Tumoral	7.17 ± 3.02	7.55 ± 2.63	7.47 ± 3.16	6.87 ± 3.04	8.08 ± 3.39	7.08 ± 1.74
	Matched non-tumoral	9.09 ± 3.35	12.4 ± 6.78	7.58 ± 2.55	10.6 ± 3.49	12.5 ± 6.84	12.2 ± 7.10
P value		0.086	0.004b	0.939	0.028b	0.043b	0.048b

Abbreviations: TIMP3, tissue inhibitor of metalloproteinase-3; PTC, papillary thyroid carcinoma.

^a Data are presented as Mean ± SD

^b P value < 0.05