Table 1.

Patient characteristics

	Value
Number of patients	46
At primary diagnosis
Age at diagnosis (years)
Median	70.13
Range	59–81
Gleason score
Median	7
Range	5–9
Follow-up from PCa diagnosis (Months)
Median	22.3
Range	4.3–88.4
PSA at study entry (ng/mL)
Median	2.69
Range	0.04–27.40
PSA DT (months)
Median	12
Range	1.6–17.4
Treatments at diagnosis
Radical prostatectomy alone	17 (35.5%)
Radical prostatectomy with postoperative RT	27 (58.9%)
Radiotherapy alone	2 (4.2%)
At SBRT
Site of lesions, n (%)
Bones	22 (32.9%)
Lymph nodes	45 (67.1%)
Number of lesions treated at first recurrence	(Total 46)
1 lesion	39(84.8%)
2 lesions	6 (13.0%)
3 lesions	1 (2.2%)
Systemic therapy
No	21 (46.6%)
Yes	24 (53.3%)