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. 2020 Jul 29;2020(1):20. doi: 10.5339/qmj.2020.20

Table 2.

Twelve episodes of electronic medical record downtime (EMRD): Median percent change in hourly census at each time point in the peri-EMRD time frame compared with the control hourly census.

Peri-EMRD time point (# episodes contributing data) Mean ± standard deviation of % change in hourly census from control to peri-EMRD 95% CI for mean % change in hourly census

EMRD − 6 (12) 2.2 ± 22.0  − 11.8 to 16.2

EMRD − 5 (12) 5.9 ± 30.0  − 13.2 to 24.9

EMRD − 4 (12) 8.3 ± 37.;8  − 15.7 to 32.3

EMRD − 3 (12) 1.3 ± 18.4  − 10.3 to 13.0

EMRD − 2 (12) 3.1 ± 21.8  − 10.7 to 17.0

EMRD − 1 (12)  − 15.8 ± 31.4  − 35.8 to 4.2

EMRD hour 1 (12)  − 33.9 ± 29.2  − 52.4 to − 15.3*

EMRD hour 2 (11)  − 27.0 ± 27.5  − 45.5 to − 8.6*

EMRD hour 3 (10)  − 16.6 ± 29.0  − 37.3 to 4.2

EMRD hour 4 (8)  − 13.8 ± 30.1  − 38.9 to 11.4

EMRD hour 5 (6)  − 17.4 ± 27.6  − 46.3 to 11.5

EMRD hour 6 (5)  − 6.7 ± 12.4  − 22.2 to 8.7

EMRD hour 7 (2) Only 2 data points: − 3.8 and 25.5  − 

EMRD hour 8 (1) Only data point: 30.8  − 

EMRD hour 9 (1) Only data point: 13.7  − 

EMRD hour 10 (1) Only data point: 1.9  − 

EMRD hour 11 (1) Only data point: 26.3  − 

EMRD hour 1 (12) 15.4 ± 34.0  − 6.2 to 37.0

EMRD hour 2 (12) 6.2 ± 14.3  − 2.9 to 15.3

EMRD hour 3 (12)  − 5.8 ± 14.7  − 15.1 to 3.5

EMRD hour 4 (12) 0.2 ± 18.9  − 11.8 to 12.1

EMRD hour 5 (12)  − 0.1 ± 22.2  − 14.2 to 14.0

EMRD hour 6 (12)  − 4.0 ± 23.5  − 18.9 to 11.0

*95% CI for mean change does not include null value of 0%.