
Validation of US CDC National Death Index mortality data, focusing on differences in race and ethnicity
[ad_1] Results We submitted 1 036 449 people to NDI. Follow-up time from the date of last contact was 1–13 years with a median of 6 years and average of 6.3 years. However, since we had 69% missing self-reported race and ethnicity (online supplemental table 1), we imputed race and ethnicity resulting in populations that were 9% […]


































































