Table 2

Final regression model

VariableOR95% CI low95% CI highP value
Age<0.001
 0–1 months1.881.8761.885
 2–5 months1.2791.2761.282
 6–11 months1.1251.1221.282
 1–3 years1.0311.0291.034
 4–16 yearsReference
Heart rate
 <750.9590.8071.1410.638
 75–125Reference
 >1251.4221.3031.552<0.001
Temperature (degrees Celsius)<0.001
 <38Reference
 38–391.3651.3071.424
 >391.7631.6891.84
Respiratory rate1.0291.0231.035<0.001
Oxygen saturation<0.001
 95–100Reference
 90–943.3812.6544.305
 <905.4772.95310.157
Requires supplementary oxygen1.8721.4372.44<0.001
Breathing
 NormalReference
 Abnormal1.6811.4231.985<0.001
Recession
 NoneReference
 Mild1.2811.1171.469<0.001
 Moderate/severe1.4841.1831.8630.001
Behaviour category
 NormalReference
 Agitated1.3531.0431.7540.023
 Floppy2.0461.3713.054<0.001
 Listless1.4981.2171.843<0.001
Nurse judgement
No concernReference
Low level concern1.3611.2581.473<0.001
High concern2.6772.3883.002<0.001
Multimorbidity1.9371.5992.346<0.001
Arrived by ambulance2.4162.2232.625<0.001
Advised by medical professional2.1591.9752.361<0.001
Constant0.1440.1330.156<0.001