EXHIBIT 4.
Correlation of Change in Weekly Total Visits from the Pre- to COVID-19 periods and Weekly Total Visits Delivered by Telemedicine in the COVID-19 period by Diagnosis Category
Authors’ analysis of data from OptumLabs Data Warehouse
Circle size indicates the proportion of total visits in the COVID-19 period by clinician specialty (see Appendix Exhibit 1 for full list)27. r=0.46 for correlation between the two measures. Abbreviations: Infections (Inf); Disorder (Dis)