TABLE 1.

PSA Response After Each Cycle of Therapy for 3 Groups

	Group A				Group B				Group C
PSA response	First	Second	Third	All*	First	Second	Third	All*	First	Second	Third	All*
PR	0/10 (0.0%)	2/9 (22.2%)	1/4 (25.0%)	1/10 (10.0%)	4/10 (40.0%)	5/9 (55.5%)	2/5 (40.0%)	4/10 (40.0%)	2/8 (25.0%)	5/8 (62.5%)	4/5 (80.0%)	5/8 (62.5%)
Stable disease	4/10 (40.0%)	0/9 (0.0%)	0/4 (0.0%)	0/10 (0.0%)	4/10 (40.0%)	1/9 (11.1%)	2/5 (40.0%)	3/10 (30.0%)	3/8 (37.5%)	1/8 (12.5%)	0/5 (0.0%)	1/8 (12.5%)
PD	6/10 (60.0%)	7/9 (77.7%)	3/4 (75.0%)	9/10 (90.0%)	2/10 (20.0%)	3/9 (33.3%)	1/5 (20.0%)	3/10 (30.0%)	3/8 (37.5%)	2/8 (25.0%)	1/5 (20.0%)	2/8 (25.0%)

^*PSA response before and 8 wk after last cycle of treatment in all enrolled patients who had received at least 1 cycle of therapy.