Volume 8, Number 7—July 2002
Research
Automatic Electronic Laboratory-Based Reporting of Notifiable Infectious Diseases
Figure 4

Figure 4. Venn Diagram depicting the number of notifiable disease reports received independently by the electronic laboratory-based reporting of University of Pittsburgh Medical Center electronic system, Allegheny County Health Department paper-based reporting, or both. The estimated true total number of reports available, calculated by the Chandra Sekar-Deming capture-recapture method, is shown in the large, encompassing circle. ELR is electronic laboratory-based reporting, and CRS is conventional paper-based reporting system.