Table 1.

Number of patients with more or less aggressive prostate cancer in each of seven populations

	No. of prostate cancer patients
Study population	More aggressive	Less aggressive
CGEMS*
PLCO	691	489
ACS(CPS-II)	926	699
HPFS	123	405
ATBC	240	516
Subtotal	1,980	2,109
CAPS†	1,231	1,619
JHH‡	1,408	4,318
PROCAP§	210	4,159
Total	4,829	12,205

^*In the CGEMS study, more aggressive disease is defined as Gleason ≥ 7 or T-stage ≥T3.

^†n the CAPS study, more aggressive disease is defined as Gleason ≥ 8 or T-stage ≥T3.

^‡In the JHH study, more aggressive disease is defined as Gleason ≥ (4+3) or T-stage ≥T3b or N+.

^§In the PROCAP study, more aggressive disease is defined as Gleason ≥ 8 or N+.