ObjectiveTo develop a diagnostic error index (DEI) aimed at providing practical method to identify and measure serious errors.Study designA quality improvement (QI) study quaternary pediatric medical center. Five well-defined domains identified cases of potential errors. Identified underwent an adjudication process by multidisciplinary QI team determine if occurred. Confirmed errors were then a...

A wide variety of research studies suggest that breakdowns in the diagnostic process result in a staggering toll of harm and patient deaths. These include autopsy studies, case reviews, surveys of patient and physicians, voluntary reporting systems, using standardised patients, second reviews, diagnostic testing audits and closed claims reviews. Although these different approaches provide impor...