251 results
Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
Important Biostatistics ... = Rule IN #Biostatistics ... #specificity #PPV ... #NPV
Positive Predictive Value Calculation - Probability that someone with a positive test actually has the disease

Positive
PositivePredictiveValue #PPV ... #Biostatistics
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
Epidemiology and Biostatistics ... PPV: proportion ... prevalence is low, then PPV ... specificity -> higher PPV ... #Epidemiology #Biostatistics
Fungal Biomarkers: Comparing Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 •
Spec -80% for IA, PPV ... < 50%, NPV > 90%
TYPE I & TYPE II ERRORS 

SENSITIVITY & SPECIFICITY = SNOUT & SPIN 
Sensitive Tests that
Type2 #Errors #Biostatistics
An Overview on P-Values

"The widespread use of "statistical significance" (generally interpreted as "p <= 0.05") as
#PValues #BioStatistics
Sensitivity Specificity False-Positive False-Negative Contingency Table / confusion matrix

Sensitivity refers to the test's ability to correctly
ConfusionMatrix #Biostatistics
Arterial Lines & Waveforms
Arterial lines permit continuous invasive blood pressure measurement, frequent arterial blood sampling, and
PRESSURE VARIATION (PPV ... Pressure Variation (PPV ... volume (increased PPV
Health Maintenance Checklist for Adult IBD Patients

Vaccine Preventable Diseases: Influenza (inactive), Pneumococcal PCV13, Pneumococcal PPSV23, Tdap,
PPSV23, Tdap, HPV ... Screenings: DEXA Scan, PPD
Proton Pump Inhibitor (PPI) - Adverse Effects and Prescribing Tips

#Management #Pharmacology #PPI #Adverse #SideEffects #Prescribing #ProtonPumpInhibitor
Pump Inhibitor (PPI ... #Pharmacology #PPI