. 2016 Jan 7;89(1058):20150579. doi: 10.1259/bjr.20150579

Table 2.

Data on efficacy

Characteristics	Patient 1^a	Patient 2	Patient 3	Patient 4
Initial PSA, before radical prostatectomy^b	36.00	15.30	12.51	9.94
PSA at biochemical recurrence (baseline)^b	2.77	2.89	2.35	4.86
M1 post-salvage radiotherapy PSA^b	2.39	2.19	2.19	2.70
M4 post-salvage radiotherapy PSA^b	0.86	0.95	1.55	1.45
PSA at last follow-up^b	<0.03	0.23	1.59	0.5
Month post-salvage radiotherapy	M23	M15	M17	M15

M, month; PSA, prostate-specific antigen.

^{^a}

Patient who was diagnosed with a biochemical recurrence 11 months post-salvage radiation therapy.

^{^b}

All PSA values are given in nanograms per millilitre.