Abstract The National Death Index (NDI) of the National Center for Health Statistics is a
powerful tool for identifying deaths in epidemiologic studies. The NDI will generate a list of …

To test the feasibility of using large national probability samples provided by the US Census
Bureau, a pilot project was initiated to link 230,000 Census-type records to the National …

Abstract Data from the National Death Index (NDI) are frequently used to determine survival
status in epidemiologic or clinical studies. On the basis of selected information submitted by …

AscertaInment of the vital status of individuals is of central importance to epidemiologic
studies which monitor mortality as an end point. Utilizing Identifying Information collected In …

The authors compared the ability of the National Death Index and the Equifax Nationwide
Death Search to ascertain deaths of participants in the Nurses' Health Study. Each service …

Abstract The National Death Index (NDI) is a central, computerized index of death record
information compiled from records submitted by the Vital Statistics Office of each state to the …

Prior to 1979, epidemiologic studies which included mortality follow-up on large cohorts
relied on death certificates from last state of residence and expensive follow-up techniques …

Although many epidemiologists use the National Death Index (NDI) as the “gold standard”
for ascertainment of US mortality, high search costs per year and per subject for large …

PURPOSE: To determine whether causes of death obtained through National Death Index
(NDI) Plus are comparable to those obtained by requesting death certificates from state vital …

To evaluate the relative utility of the Social Security Administration and National Death Index
as sources of mortality data, the vital status of 12,866 participants in the Multiple Risk Factor …