Table 1.

Multivariate analysis of variables affecting treatment success (cure of the cystic part ≤1 mL).

Variable	Confidence interval	P value
Total nodule volume	0.86–1.43	0.9
Cyst volume	0.74–1.21	0.7
Previous aspirationa	1.82–5.80	0.001
Total energy delivered	0.99–1.00	0.5
Energy delivered per ml nodule volume	0.99–1.00	0.5
Treatment duration	0.99–1.00	0.5
No of LT sessions	0.3–4.7	0.7
Duration of symptoms	0.16–0.21	0.4

^aNumber of aspirations before inclusion.