TableA Reference classification parameters.

Age	Respiratory rate/min	Systolic BP (mm Hg)	Heart rate/min
<1 month	15–90	55–160	80–215
1–12 months	10–70	65–160	60–215
1–12 years	10–70	75–200	45–185
>12 years	10–70	85–200	40–145

BP, blood pressure.