Appendix 1

Comparisons of the objective physiological parameters

C&VPEWSMAC
AgeNormal respiratory rate/minAgeAbnormal respiratory rate/min
<1 year20–50Term–3months>60
4–12 months>50
1–2 years15–451–4 years>40
2–5 years15–40
5–12 years10–355–12 years>30
>12 years10–30>12 years>30
Normal heart rate (beats/min)Abnormal heart rate (beats/min)
<1 year90–160Term–3months<100 >180
4–12 months<100 >180
1–2 years80–1501–4 years<90 >160
2–5 years75–140
5–12 years60–1205–12 years<80 >140
>12 years55–100>12 years<60 >130
Normal systolic blood pressure (mm Hg)Abnormal systolic blood pressure (mm Hg)
<1 year70–90Term–3months<50
4–12 months<60
1–2 years80–951–4 years<70
2–5 years80–100
5–12 years90–1105–12 years<80
>12 years100–120>12 years<90
Adapted from: Edwards et al5Adapted from: Tibballs et al6