Measures of Disease Frequency
{"Image DocumentName": "Measures of Disease Frequency", "Image ImageDescription": "equations. Number of new cases of a disease during a given period of time  CI = Total population at risk. Number of new cases of a disease during a given period of time  IR = Total person time of observation    Participants are observed till they get sick.  Denominator is the total amount of disease-free person-time contributed by all individuals.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}