Table 3 Calls to NURSE-ON-CALL: interrupted time series analysis (unadjusted, average calls per day)
| Phase 1 Will’s Story | Phase 2 Meet the Team | |||||
|---|---|---|---|---|---|---|
| 4 months | 10 months | 14 months | 20 months | 3 months | 9 months | |
| Slope pre-intervention | −1.4 | −1.4 | − 1.4 | −1.4 | 0.5 | 0.5 |
| sig. | 0.56 | 0.56 | 0.56 | 0.56 | 0.66 | 0.66 |
| Change in slope pre–post | 1.8 | 1.8 | 1.8 | 1.8 | −4.8 | −4.8 |
| sig. | 0.36 | 0.36 | 0.36 | 0.36 | 0.41 | 0.41 |
| Level effect | 42.8 | 61.9 | 74.7 | 93.9 | 66.5 | 63.9 |
| sig. | 0.25 | 0.21 | 0.21 | 0.23 | 0.06 | 0.06 |
| SE | 36.4 | 48.0 | 58.6 | 76.4 | 34.7 | 33.3 |
| Tinv | 76.5 | 99.0 | 119.9 | 155.2 | 71.1 | 67.6 |
| CI– | − 33.7 | −37.1 | −45.2 | −61.4 | −4.6 | −3.7 |
| CI+ | 119.3 | 160.9 | 194.6 | 249.1 | 137.6 | 131.5 |
| Predicted value | 749 | 764 | 819 | 828 | 815 | 802 |
| Relative effect | 6.1% | 8.8% | 10.0% | 8.7% | 13.0% | 8.7% |