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. 2011 Jan 26;2(1):18–38. doi: 10.4338/ACI-2010-09-RA-0055

Table 4.

Means and standard deviations for items at PACE site with EHR

Dimension Time 1 Time 2
Item Number Item Mean S.D. Mean S.D.
(N = 37) (N = 37)
Structural quality#
1 System availability 4.4 0.72 4.2 1.0
2 Infrequent system problems* 2.7 1.2 2.5 1.7
3 User-friendly 2.1 1.4 2.4 1.8
4 Sufficient support 3.7 1.4 4.1+ 1.0
20 Sufficient resources 3.8 1.3 3.6 1.3
Quality of informatics logistics#
5 Patient care recorded complete/correct 3.6 1.3 3.8 1.3
6 Patient concerns about privacy, confidentiality* 3.8 1.4 4.0 1.5
13 Worth time and effort 3.5 1.3 3.0+ 1.4
14 Overall satisfaction 3.0 1.3 2.7 1.4
15 Patient satisfaction 3.1 1.2 3.0 1.2
Effects on quality of processes#
7 Timely patient care (efficiency) 3.5 1.3 3.4 1.2
8 Appropriate patient care orders 3.7 1.4 3.8 1.0
10 Team communication 3.6 1.3 3.4 1.3
16 Department involvement 3.4 1.5 3.7 1.3
17 Clinician involvement* 1.1 1.8 2.1+ 1.9
Unintended consequences/benefits
18 Interferes with patient care* 2.8 1.6 2.4 1.6
Barriers or facilitators to adoption
19 Interoperability 3.5 1.6 2.8 1.8
Effects on outcome quality of care#
9 Patient safety 3.7 1.0 3.5 1.1
11 Patient outcomes 3.6 1.0 3.3 1.3
12 Patient knowledge 2.5 1.4 2.6 1.4
21 Costs* 3.4 1.5 3.7 1.3

Abbrevations: S. D.: Standard deviation

# From Ammenwerth and de Keizer, 2005

* Negatively phrased question, reverse coded for analysis

+ Statistically significant difference (α = 0.05)

Note: higher numbers indicate greater satisfaction; scale is 0-5 with 5 being most satisfied