| http://www.w3.org/ns/prov#value | - Insurance status has been shown to be associated with high rates of PSA testing in the past.24 In 2000, Medicare began coverage of prostate cancer screening by PSA testing, and many private insurers followed Medicare's lead, which may explain the significant increase in the frequency of ordering of PSA tests for men with private insurance and Medicare but not for men with other forms of insurance.
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