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clinical radiology diagnosis radiologyassistant pocus differential pulmonary management cardiology chestxray algorithm nejm lateral ultrasound ctchest echocardiogram lung causes chest xray
TYPE I & TYPE II ERRORS SENSITIVITY & SPECIFICITY = SNOUT & SPIN Sensitive Tests that
TYPE I & TYPE II ERRORS ... #Type1 #Type2 #Errors ... #Biostatistics
Important Biostatistics and Epidemiology Equations Sensitivity = TP / (TP + FN) = true positives / disease
Important Biostatistics ... = Rule IN #Biostatistics
An Overview on P-Values "The widespread use of "statistical significance" (generally interpreted as "p <= 0.05") as
#PValues #BioStatistics
Pneumonia on Chest Xray and POCUS Extensive pneumonia in lower left lobe (red arrow). POCUS: Dynamic air
bronchogram (green arrows ... AirBronchogram #POCUS #CXR
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 Sensitivity Specificity False-Positive False-Negative Contingency Table / confusion matrix Sensitivity refers to the test's ability to correctly
ConfusionMatrix #Biostatistics
Estimated Medical Radiation Doses for 5 Year-Old Child 3-view ankle 0.0015 mSv 1/14th CXRs 2-view chest 0.02 mSv 1 CXRs Anteroposterior and lateral
0.0015 mSv 1/14th CXRs ... chest 0.02 mSv 1 CXRs ... scan 6.2 mSv 310 CXRs ... scan 15.3 mSv 765 CXRs ... through 1 mSv 50 CXRs
USMLE Epidemiology and Biostatistics Summary Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
Epidemiology and Biostatistics ... Affected by random error ... by systematic error ... true Type II (β) error ... #Epidemiology #Biostatistics
Likelihood Ratios - Probability Remember 2/5/10 and 15/30/45: • LR of 2 increases the probability by 15%
LRs #diagnosis #biostatistics
Causes of Chronic Pediatric Cough - Differential Diagnosis Algorithm Poor Growth - Non-Specific CXR
- Non-Specific CXR ... Infection - Abnormal CXR ... Asthma - Abnormal CXR ... Anomaly - Normal CXR
Chest XRay Anatomy Labeled #Clinical #Radiology #Anatomy #CXR #ChestXRay #Labeled
Radiology #Anatomy #CXR
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