2 results
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
Clinical Trial: compares ... Sensitivity (rule out – screening ... probability of getting ... but not on the causal ... Biostatistics #formulas
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
lung disease Caused ... sitting upright compared ... IPVDs Diagnostic Testing ... Non-invasive initial screening ... 80mmHg or A-a gradient