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. Author manuscript; available in PMC: 2015 Oct 1.
Published in final edited form as: Health Aff (Millwood). 2014 Oct;33(10):1817–1822. doi: 10.1377/hlthaff.2013.1145

EXHIBIT 1. Number Of Patients Enrolled In The PatientSite Portal, 2001–10.

EXHIBIT 1

Source/Notes: SOURCE Authors’ analysis of PatientSite data.

NOTES In 2004 and beyond, the system removed patients who had not logge into the system within two years. “Messaging patients” are those who sent a secure message in a given calendar year.