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 |
|
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| EMRD − 5 (12) | 5.9 ± 30.0 | − 13.2 to 24.9 |
|
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| EMRD − 4 (12) | 8.3 ± 37.;8 | − 15.7 to 32.3 |
|
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| EMRD − 3 (12) | 1.3 ± 18.4 | − 10.3 to 13.0 |
|
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| EMRD − 2 (12) | 3.1 ± 21.8 | − 10.7 to 17.0 |
|
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| EMRD − 1 (12) | − 15.8 ± 31.4 | − 35.8 to 4.2 |
|
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| EMRD hour 1 (12) | − 33.9 ± 29.2 | − 52.4 to − 15.3* |
|
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| EMRD hour 2 (11) | − 27.0 ± 27.5 | − 45.5 to − 8.6* |
|
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| EMRD hour 3 (10) | − 16.6 ± 29.0 | − 37.3 to 4.2 |
|
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| EMRD hour 4 (8) | − 13.8 ± 30.1 | − 38.9 to 11.4 |
|
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| EMRD hour 5 (6) | − 17.4 ± 27.6 | − 46.3 to 11.5 |
|
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| EMRD hour 6 (5) | − 6.7 ± 12.4 | − 22.2 to 8.7 |
|
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| EMRD hour 7 (2) | Only 2 data points: − 3.8 and 25.5 | − |
|
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| EMRD hour 8 (1) | Only data point: 30.8 | − |
|
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| EMRD hour 9 (1) | Only data point: 13.7 | − |
|
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| EMRD hour 10 (1) | Only data point: 1.9 | − |
|
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| EMRD hour 11 (1) | Only data point: 26.3 | − |
|
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| EMRD hour 1 (12) | 15.4 ± 34.0 | − 6.2 to 37.0 |
|
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| EMRD hour 2 (12) | 6.2 ± 14.3 | − 2.9 to 15.3 |
|
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| EMRD hour 3 (12) | − 5.8 ± 14.7 | − 15.1 to 3.5 |
|
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| EMRD hour 4 (12) | 0.2 ± 18.9 | − 11.8 to 12.1 |
|
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| EMRD hour 5 (12) | − 0.1 ± 22.2 | − 14.2 to 14.0 |
|
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| EMRD hour 6 (12) | − 4.0 ± 23.5 | − 18.9 to 11.0 |
|
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*95% CI for mean change does not include null value of 0%.