The accuracy of patient reports of a family history of cancer

RR Love, AM Evans, DM Josten - Journal of chronic diseases, 1985 - Elsevier
We studied 121 consecutive families referred to a cancer genetics clinic. The proband
provided a detailed written history of cancers occurring in first, second and third degree
relatives and we attempted to obtain medical records to validate each reported case of
cancer. For 216 cases of cancer in 180 first degree relatives, the primary cancer site was
correctly identified in 83%. For second and third degree relatives the written histories of
primary cancer were accurate for 67 and 60% respectively. The effect of the corresponding …