• CFR: Case Fatality Rate, the proportion of cases who die
  • Contact Tracing: The process of backtracing the individuals an infected person may have had contact with
  • IFR: Infection Fatality Rate, the proportion of all of those infected who die
  • Infectious Period: The period of time during which an infected person may transmit the virus to others
  • R0: Pronounced "R naught," an estimate of the number of individuals an infected person will transmit an infection to
  • Serial Interval: The average time it takes for an infected person to transmit the infection to others