Shear wave elastography in the evaluation of level VI lymph nodes in papillary thyroid carcinoma: combined with gray-scale ultrasound ex vivo

Table 1 Gray-scale ultrasound performance of central cervical lymph nodes

Indexes	Pathological Results	All patients			Patients without Hashimoto’s thyroiditis
Indexes	Pathological Results	Number	mean ± Sd	p	Number	mean ± Sd	p
Long diameter (mm)	(+)	17	4.31 ± 1.20	0.739	17	4.31 ± 1.20	0.621
Long diameter (mm)	(−)	70	4.43 ± 2.02	0.739	56	4.07 ± 1.84	0.621
Short diameter (mm)	(+)	17	3.01 ± 1.16	0.009	17	3.01 ± 1.16	0.002
Short diameter (mm)	(−)	70	2.14 ± 0.81	0.009	56	1.93 ± 0.58	0.002
S/L ratio	(+)	17	0.70 ± 0.21	0.003	17	0.70 ± 0.21	0.003
S/L ratio	(−)	70	0.52 ± 0.13	0.003	56	0.52 ± 0.14	0.003

The pathological result of (+) means metastatic and (−) means non-metastatic. Boldface indicates that p value is statistically significant

ISSN: 1471-2407