Table 1.

Summary analysis of indicators in the group of rats with BPH and in the intact control.

Indicator	Group and number of rats
	Group 1 Young intact rats, n = 11	Group 2 Young BPH rats, n = 12	Group 3 Old intact rats, n = 10	Group 4 Old BPH rats, n = 12
Cell-free DNA (ELISA) (ng/μl)	1.02 ± 0.30	0.80 ± 0.14	2.00 ± 0.14vs1∗	3.14 ± 0.76vs2∗∗,vs3∗
Body weight (g)	251.0 ± 5.5	237.0 ± 9.2	410.0 ± 9.8vs1∗∗∗	436.0 ± 15.7vs2∗∗∗
Prostate weight (mg)	623.0 ± 27.4	1273.0 ± 79.1vs1∗∗∗	879.0 ± 104.3vs1∗	2884.0 ± 102.9vs2∗∗∗,vs3∗∗∗
Prostatic index	248.0 ± 10.3	540.0 ± 36.5vs1∗∗∗	213.0 ± 23.1	669.0 ± 30.4vs2∗,vs3∗∗∗
Testosterone (nmol/l)	6.20 ± 0.93	15.76 ± 0.51vs1∗∗∗	3.77 ± 0.55vs1∗	16.99 ± 1.1vs3∗∗∗

The reliability of differences is marked: vs1: with group 1; vs2; with group 2; vs3: with group 3. ^∗p < 0.05, ^∗∗p < 0.01, and ^∗∗∗p < 0.001.