Table 2.

Pre- and post-treatment measures among the 28 evaluable patients

Characteristic	N	Median	Mean	90% confidence limits		SDa	Minimum	Maximum
				Lower	Upper
Plasma PSA pre-treatment (ng/mL)	28	6.4	7.2	5.8	8.6	4.3	50.0	73.0
Plasma PSA post-treatment (ng/mL)	23	5.9	6.8	5.5	8.1	3.6	2.6	18.0
Plasma PSA difference (ng/mL)	23	-0.6	-1.0	-2.0	0.0	2.7	-8.1	5.3
Plasma DIM pre-treatment (ng/mL)	27	0.0	0.0	0.0	0.0	0.0	0.0	0.0
Plasma DIM post-treatment (ng/mL)	28	7.5	9.0	6.8	11.3	6.9	0.0	24.7
Prostate tissue DIM post-treatment (ng/gm)	28	11.6	14.2	10.6	17.7	11.1	0.0	50.1

^aStandard deviation.