Biostats/Epi

12 Videos 3 hours 6 minutes

I. Biostatistics 4 Videos 56 minutes

Basic Statistics 18 minutes
Mean; Median; Mode; Std. deviation. First Aid 2017: 251; First Aid 2018: 257; First Aid 2019: 261
Hypothesis Testing 13 minutes
Null/alternative; Power; Type I/II errors. First Aid 2017: 251-252; First Aid 2018: 257-58; First Aid 2019: 261-262
Tests of Significance 17 minutes
ANOVA; t-test; Confidence intervals. First Aid 2017: 253; First Aid 2018: 259; First Aid 2019: 263
Correlations 7 minutes
Correlation coefficient. First Aid 2017: 253; First Aid 2018: 259; First Aid 2019: 263

II. Epidemiology 8 Videos 2 hours 10 minutes

Study Designs 17 minutes
Cross-sectional; Cohort; Case control. First Aid 2017: 246; First Aid 2018: 252; First Aid 2019: 256
Risk Quantification 18 minutes
Risk ratio; Odds ratio. First Aid 2017: 248; First Aid 2018: 254; First Aid 2019: 258
Sensitivity and Specificity 22 minutes
Incidence; Prevalence; Test performance. First Aid 2017: 247; First Aid 2018: 253; First Aid 2019: 257
Positive and Negative Predictive Value 13 minutes
PPV and NPV calculations. First Aid 2016: 33; First Aid 2017: 247; First Aid 2018: 253
Diagnostic Tests 15 minutes
Accuracy; ROC curves; Likelihood ratios. First Aid 2017: 247; First Aid 2018: 255; First Aid: 257, 259
Bias 20 minutes
Selection; Sampling; Confounders. First Aid 2017: 250; First Aid 2018: 256; First Aid: 260
Clinical Trials 13 minutes
Control; Randomization; Blinding. First Aid 2017: 246; First Aid 2018: 252; First Aid: 256
Evidence-based Medicine 13 minutes
Clinical questions; Internal/external validity. First Aid: x
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