The End-Diastolic Velocity of Thyroid Arteries Is Strongly Correlated with the Peak Systolic Velocity and Gland Volume in Patients with Autoimmune Thyroiditis

Table 1

Clinical, biochemical, and sonographic characteristics of the CAT patients.

Variable	Mean	SD	Minimum data value	Maximum data value
Age (years)	45.17	11.50	20.00	68.00
Female/male	47/1
Height (m)	1.58	0.06	1.48	1.81
Weight (kg)	72.57	16.66	46.10	120.00
BMI (kg/m^2)	29.19	6.42	18.12	46.88
Disease duration (years)	11.92	3.36	7.00	23.00
Levothyroxine dose (μg/day)	112.55	46.67	0.00	275.00
Total T3 levels (ng/mL)	102.34	18.05	61.00	137.00
Total T4 levels (μg/dL)	10.00	1.98	6.20	13.80
Free T4 levels (ng/dL)	1.25	0.28	0.73	1.77
TSH levels (μUI/mL)	2.06	1.51	0.21	6.28
Anti-TPO levels (U/mL)	621.11	0.28	13.10	3,000.00
Anti-Tg levels (U/mL)	399.36	803.25	20.40	4,000.00
Thyroid volume (cm^3)	10.74	6.21	1.42	26.60
Right lobe volume (cm^3)	5.43	3.25	0.90	14.20
Left lobe volume (cm^3)	4.41	2.88	0.47	12.70
Right ITA-PSV (cm/s)	19.97	8.47	6.33	51.50
Left ITA-PSV (cm/s)	19.11	8.99	5.84	40.80
Mean ITA-PSV (cm/s)	19.54	7.67	7.62	41.50
Right ATI-EDV (cm/s)	7.93	4.31	2.48	26.10
Left ITA-EDV (cm/s)	7.65	4.20	1.92	18.50
Mean ITA-EDV (cm/s)	7.86	3.90	2.20	20.30
Right ITA-RI	0.62	0.08	0.45	0.80
Left ITA-RI	0.61	0.08	0.45	0.79
Mean ITA-RI	0.61	0.08	0.47	0.80

SD = standard deviation.