Quantitative methods

Quantitative methods:

• fundamental concepts of measurement
  • scales of measurement
  • distribution, central tendency, variability, probability
  • disease prevalence and incidence
  • disease outcomes
  • associations
  • health impact
  • sensitivity, specificity, predictive values
• fundamental concepts of study design
  • types of experimental studies
  • types of observational studies
  • sampling and sample size
  • subject selection and exposure allocation
  • outcome assessment
  • internal and external validity
• fundamental concepts of hypothesis testing and statistical inference
  • confidence intervals
  • statistical significance and Type I error
  • statistical power and Type II error.
  
  Source: http://www.usmleworldwide.com/blog/?p=185