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Table 5 Calls to Triple Zero: interrupted time series analysis (seasonally adjusted, average calls per day) – Priority 0 and DOAa cases

From: Ambulances are for emergencies: shifting behaviour through a research-informed behaviour change campaign

  Phase 2
Meet the Team (9 months)
Priority 0 DOA Priority 0 DOA
Slope pre-intervention 0.0 0.0 0.0 0.0
sig. 0.93 0.71 0.67 0.17
Change in slope pre–post 0.0 0.1 −0.1 0.0
sig. 0.90 0.49 0.56 0.70
Level effect −0.9 1.1 −1.1 −0.4
sig. 0.87 0.58 0.19 0.46
SE 5.6 2.0 0.8 0.5
Tinv 11.3 4.0 1.7 0.9
CI– −12.2 −2.9 −2.8 − 1.3
CI+ 10.3 5.1 0.6 0.6
Predicted value 39 9 39 9
Relative effect −2.4% 14.3% −2.8% −3.7%
  1. aNote: Priority 0 are the highest priority incidents which require a ‘lights and sirens’ response and usually involve sending additional resources such as a Mobile Intensive Care Ambulance. DOA are cases flagged as ‘not treated and not transported’ with the reason as ‘dead on arrival’
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Health Research Policy and Systems

ISSN: 1478-4505

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