Table 1

- Patient demographics and ultrasound-based morphologic features of thyroid nodules (N=50).

VariableDistribution
Gender
Male8 (16.0)
Female42 (84.0)
Age (years)46.26┬▒2.08
Pathology
Benign31 (62.0)
Malignant19 (38.0)
Biopsy method
US-guided24 (48.0)
Non-US-guided26 (52.0)
Composition
Mixed cystic and solid15 (30.0)
Solid35 (70.0)
Echogenicity
Hyperechoic or isoechoic23 (46.0)
Hypoechoic27 (54.0)
Shape
Wider-than-tall50 (100)
Margin
Ill-defined3 (6.0)
Smooth47 (94.0)
Echogenic foci
Punctate echogenic foci6 (12.0)
Macrocalcifications4 (8.0)
None40 (80.0)
Thyroid Imaging Reporting and Data System
TR26 (12.0)
TR323 (46.0)
TR417 (34.0)
TR54 (8.0)

Distribution reported as frequency (%), except for age, which is reported as mean┬▒standard error of the mean. US: ultrasound