Table 2

Age group breakdown and data completeness

AgeUnder 11–2 years2–5 years5–12 years12–16 years
Frequency (n (%))*2072 (13.7)1261 (8.3)3045 (20.1)4572 (30.21)4183 (27.6)N=15 133 (100%)
Complete prehospital physiology (n (%))145 (2.9)59 (1.2)445 (9.0)1915 (38.6)2398 (48.3)N=4962 (32.8%)
Complete first available physiology (n (%))†508 (24.5)260 (20.6)1093 (35.9)3095 (67.7)3299 (78.9)N=8255 (54.5%)
Complete first available physiology (n (%))‡1178 (56.7)675 (53.5)2044 (67.1)3755 (82.1)3631 (86.8)N=11 283 (74.6%)
  • *Overall study population age <16 years, n=15 133.

  • †Complete first available physiological data (ED and prehospital physiological data).

  • ‡Complete first available physiological data (ED and prehospital physiological) using imputed data.