Table 5. The relationship between hypoechoic lesion and Gleason scores in different PSA intervals.

PSA intervals (ng/ml)		Gleason Group 1	Gleason Group 2	Gleason Group 3	Gleason Group 4	Gleason Group 5	P value
0–10	no visible lesion	14	3	5	2	0	> 0.05
	hypoechoic lesion	12	10	15	2	3
10–20	no visible lesion	16	8	11	6	0	> 0.05
	hypoechoic lesion	14	12	16	10	8
> 20	no visible lesion	21	13	13	11	10	< 0.01
	hypoechoic lesion	7	27	42	35	44