Increased Attendance During Rapid Implementation of Telehealth for Substance Use Disorders During COVID-19 at the Largest Public Hospital System in the United States.

Objective: The objective of this study is to examine differences between; telehealth and in-person visits during COVID-19 and in a pre-COVID-19 reference period; COVID-19 televisit completion for patients with varying engagement in treatment during the reference period.

Methods: Electronic medical record data were collected and analyzed with chi-squared or -tests to compare patient demographics. Generalized estimating equations for estimating the odds of outcomes were used, controlling for demographics.