The adoption rate of the patient engagement functionalities increased with a high proportion in recent years, as per the Health IT Government article around 7 in 10, US hospitals gives the patients the ability to download, view and transmit their health information with internet. From 2012, the US hospitals rapidly accelerate the patient’s online access. Also, all hospitals provide services of view, download, and transmit the health information through online services, and it accounted 69% growth from 2013 to 2015.