Patient Portals: Useful for Whom and for What? A Cross-Sectional Analysis of National Survey Data

Patients who use patient portals may be more engaged and empowered in their care; however, differences in who accesses patient portals remain. The characteristics of who uses patient portals more frequently and who perceives them as useful may also differ, as well as which functions people use.We assessed the characteristics of patient portal users to examine who uses them more frequently and who perceives them as useful. In addition, we wanted...