With the exception of pneumonia vaccinations, the percent of agreement was high (78.3 to 93.8 %), with the PABAK for colon cancer screening indicating moderate concordance, the PABAKs for shingle vaccinations and bone density testing indicating substantial concordance, and the PABAKs for flu shots, mammograms, and PSA testing indicating excellent concordance. The gene discussed is KLK3; the disease is malignant colon neoplasm.