Efficacy and Safety of Ultrasound-Guided Percutaneous Polidocanol Sclerotherapy in Benign Cystic Thyroid Nodules: Preliminary Results

Table 1

Clinical characteristics of patients in the PPI and control groups.

	PPI ()	Control; ()	value
Gender	72F/42M	26F/18M	0.29
Age (years)			0.20
Baseline volume (cm^3)			<0.001
Ultrasound findings			0.83
Cystic (n)	59	25
Predominantly cystic (n)	55	19

PPI: percutaneous polidocanol injection; F: female; M: male.