Table 1

Age and serum PSA levels in study population by ethnicity

African AmericansNon-Hispanic whitesHispanicsJapanese Americans
n 10011310899
Age
 Mean (SD)62.2 (8.2)62.2 (8.7)64.1 (8.0)62.5 (9.7)
 Median (25th, 75th percentile)62 (57, 68)62 (55, 69)65 (58, 72)62 (54, 71)
PSA
 Mean (SD)1.3 (0.9)1.2 (0.9)1.3 (1.0)1.2 (0.8)
 Median (25th, 75th percentile)1.0 (0.6, 1.7)1.0 (0.5, 1.6)1.0 (0.6, 1.7)1.0 (0.6, 1.7)