[Age-specific reference ranges for prostate specific antigen in 16 222 Chinese men].

Objective: To investigate the PSA level of 16 222 asymptematic men in Shenzhen who came from different areas of China, in order to find out the PSA levels of Chinese men.

Methods: Serum samples of 16 222 men who came to Peking University Shenzhen Hospital for health examination were collected, all of whom had no symptoms. Their serum PSA levels were measured with MEIA with ILMA instrument.