Table 1. Respondent characteristics by survey year.

	2005	2006	2008
%	(N=565)	(N=678)	(N=626)
Response Rate	48.1	61.5	60.8
Gender:
Female	54.7	54.0	51.5
Male	45.3	46.0	48.5
Race/Ethnicity:
White	49.0	43.1	39.6
Non-white	51.0	56.9	60.4
Job Title:
M.D./D.O.	84.3	88.4	94.4
N.P/P.A.	15.8	11.7	5.6
Age:
25-39	36.0	38.1	38.5
40-49	32.5	32.0	33.5
50+	31.5	29.9	28.0
EHR Status:
No EHR	95.0	41.3	0.0
Outpatient EHR only	5.0	52.4	52.3
Integrated EHR	0.0	6.3	47.7

Clinicians who worked in facilities where both the inpatient and outpatient EHR components were implemented were defined as having an integrated EHR. Overall, 1033 unique clinicians completed the survey in at least one year, 314 clinicians completed the survey in 2 out of the 3 years, and 274 clinicians completed the survey in all 3 years of data collection.