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Table 2 Characteristics of included studies (n = 27)

From: Economic impact of clinical decision support interventions based on electronic health records

Category

Number of studies (% of total, rounded)

Country

    United States

24 (89%) [5, 13,14,15,16,17,18, 20, 22, 23, 25,26,27,28,29,30,31,32,33,34,35,36,37,38]

    Canada

3 (11%) [19, 21, 24]

Year published

    2019

6 (22%) [13,14,15,16,17,18]

    2018

6 (22%) [5, 19,20,21,22,23]

    2017

5 (19%) [24,25,26,27,28]

    2016

2 (7%) [29, 30]

    2015

3 (11%) [31, 33, 34]

    2014

5 (19%) [32, 35,36,37,38]

Study design

   Cluster randomized trial

4 (15%) [5, 19, 26, 33]

    Cross-sectional

1 (4%) [28]

    Retrospective

9 (33%) [15, 17, 18, 20, 21, 27, 32, 36, 38]

    Quasi-experimental

5 (19%) [14, 16, 22, 24, 35]

    Comparative

1 (4%) [31]

    Observational

1 (4%) [23]

    Pre-post-intervention

6 (22%) [13, 25, 29, 30, 34, 37]

Setting

    Inpatient

14 (51%) [14, 16, 17, 20, 22,23,24,25, 27, 31, 32, 34, 36, 38]

    Outpatient

8 (30%) [5, 13, 15, 19, 26, 30, 33, 34]

    Inpatient & outpatient

4 (15%) [21, 28, 29, 37]

    Emergency department

1 (4%) [18]

Type of economic evaluation

    Basic cost calculation

23 (85%) [13,14,15,16,17,18,19,20,21,22,23,24,25, 27,28,29,30,31,32, 34, 36,37,38]

    Model approach

4 (15%) [5, 26, 33, 35]