High Intensity Focused Ultrasound versus Brachytherapy for the Treatment of Localized Prostate Cancer: A Matched-Pair Analysis

Table 3

Oncologic outcomes for the cohort stratified according to the D’Amico risk classification.

	Brachytherapy	HIFU	Hazards ratio (CI 95%)
Biochemical recurrence-free survival rates	Phoenix definition: 68.5%	Phoenix definition: 53.1%	0.41 (0.19–0.81)
	Stuttgart definition: 60.9%	Stuttgart definition: 51.3%	0.39 (0.19–0.74)
Low risk	Phoenix definition: 77.5%	Phoenix definition: 68%	0.31 (0.09–0.94)
	Stuttgart definition: 77.5%	Stuttgart definition: 56.3%	0.31 (0.10–0.84)
Intermediate risk	Phoenix definition: 58.8%	Phoenix definition: 44.9%	0.47 (0.17–1.13)
	Stuttgart definition: 58.8%	Stuttgart definition: 42%	0.41 (0.15–0.97)
Metastasis-free survival rates	79.8%	85%	1.08 (0.36–2.95)
Cancer specific survival rates	92%	89%	0.67 (0.32–1.29)
Overall survival rates	97.5%	88%	0.24 (0.01–1.34)

HIFU: high intensity focused ultrasound; CI: confidence interval.