Table 1.

The situation of HISs of the countries of the Persian Gulf region

Criteria	Countries
	Bahrain	Oman	U.A.E.	Saudi Arabia	Iran
First HIS usage	Since 1980s	Since 1986*	Since 1990s	Since 1970s	Since 1990s
How to Use HIS	A single HIS until 2000	In-house developed HIS	Different HIS until 2008	Different HIS until 2005	Different HIS until 2008
The Evolution and Integrity of HISs	From 2000 with definition of MHIS project	From 2004 with definition of e-health project	From 2008 with definition of Wareed project	From 2008 with definition of e-health project	From 2008 with definition of SEPAS project
EHR creation	End of 2010 with MHIS project	End of 2010 with national repository of HER	End of 2011 with Wareed project	From 2014 with e-health project	End of 2018 with SEPAS project

UAE: United Arab Emirates;

^*Royal Hospital