From: Evaluation of efficacy, safety, pain perception and health-related quality of life of percutaneous ethanol injection as first-line treatment in symptomatic thyroid cysts
<15 ml (n = 15)
>15 ml (n = 15)
P value
Baseline volume (ml)
8.4 ± 4.1
28.8 ± 13.1
0.001
Final volume (ml)
1.6 ± 1.5
1.9 ± 2.9
0.7
Volume reduction (%)
78.1 ± 15.8
93.7 ± 7.5
0.002