TABLE 4.
Hospital Use of AVM System During Intervention and Comparison of Rate of UBEs Per Day by Study Phase
| Hospital (Intervention Cameras) | Hospital Admissions* in Intervention, % | Patients at High/Very High Risk for Falls in Intervention, % | UBEs/Day | |||
|---|---|---|---|---|---|---|
| Baseline, n | Intervention, n | Difference | P † | |||
| Aggregate monitoring | 3.11 | 89.0 | 0.43 | 3.18 | 2.75 | 0.043 |
| A (4 fixed) | 0.6 | 60.0 | 1.29 | 5.16 | 3.87 | |
| D‡ (4 fixed) | — | 91.7 | 0.15 | 0.18 | 0.03 | |
| I (4 fixed) | 22.5 | 97.3 | 0.40 | 3.60 | 3.20 | |
| L (1 mobile) | 9.5 | 100.0 | 0.03 | 1.14 | 1.11 | |
| N (2 mobile) | 5.2 | 100.0 | 0.12 | 0.24 | 0.12 | |
| Aggregate intervening | 6.59 | 96.5 | 0.84 | 0.09 | −0.75 | 0.018 |
| B (1 mobile) | 6.3 | 100.0 | 0.49 | 0.00 | −0.49 | |
| C (2 mobile) | 15.6 | 100.0 | 0.00 | 0.00 | 0.00 | |
| E (2 mobile) | 15.6 | 71.4 | 0.00 | 0.00 | 0.00 | |
| F (2 mobile) | 5.2 | 100.0 | 0.77 | 0.36 | −0.41 | |
| G (2 mobile) | 5.8 | 100.0 | 1.44 | 0.20 | −1.24 | |
| H§ (2 mobile) | 0.0 | — | 0.00 | — | — | |
| J (4 fixed) | 7.3 | 100.0 | 0.66 | 0.02 | −0.64 | |
| K (2 mobile) | 3.1 | — | 0.98 | 0.04 | −0.94 | |
| M (2 mobile) | 11.3 | 100.0 | 1.68 | 0.28 | −1.40 | |
| O (1 mobile) | 16.7 | 100.0 | 0.62 | 0.00 | −0.62 | |
*Fourteen hospitals reported admissions by month during the study for all patients admitted to acute, skilled rehabilitation, observation, or hospice beds.
†Differences between baseline and intervention phases calculated using the related-samples Wilcoxon signed ranks test.
‡Hospital D did not report admissions data.
§Hospital H did not contribute any patients to the intervention phase of the study.