Calculating Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) Laboratory Test Percent Positivity: CDC Methods and Considerations for Comparisons and Interpretation
This webpage contains information about the formula for calculating SARS-CoV-2 laboratory test percent positivity used by Centers for Disease Control and Prevention, which is the number of positive tests (numerator) divided by the total number of resulted reported tests (denominator) (positive/total) x 100% where the total equals positive plus negative test results and excludes indeterminate results.
Source: CDC
Topic(s): Infection Control & Prevention, Testing
Audience(s): Clinical Leaders; Managers
Format: Webpage
Publication Date: September 3, 2020
