Why the study?
What is the prevalence, diagnostic method, and outcome of pulmonary embolism at an academic tertiary care center?
Population
320 patients who developed pulmonary embolism at an academic tertiary care center
Design
Cohort
Follow-up
until discharge
Authors
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Multiple data sources are required for accurate PE case capture; extends concerns about ICD coding validity in observational research.
What is the prevalence, diagnostic method, and outcome of pulmonary embolism at an academic tertiary care center?
Multiple data sources are necessary for accurate identification of pulmonary embolism cases, as relying solely on ICD-9 coding misses a significant proportion of fatalities and positive angiograms.
Mary Proctor (1997) studied this question.
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