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. 2020 Nov 30;10(11):e042401. doi: 10.1136/bmjopen-2020-042401

Table 4.

First peripheral oxygen saturation (SpO2) documented by emergency medical service professionals categorised by a paediatric triage model

First SpO2 and O2 treatment 1 2 3 4
0–2 months
Non-missing/N=336/556
n (%) 51 (15.2) 39 (11.6) 72 (21.4) 174 (51.8)
3–11 months
Non-missing/N=834/1446
n (%) 115 (13.8) 139 (16.7) 167 (20.0) 413 (49.5)
1–2 years
Non-missing/N=2706/4362
n (%) 342 (12.6) 404 (14.9) 817 (30.2) 1143 (42.2)
3–7 years
Non-missing/N=2491/3424
n (%) 201 (8.1) 273 (11.0) 607 (24.4) 1410 (56.6)
8–17 years
Non-missing/N=13 261/15 251
n (%) 507 (3.8) 884 (6.7) 2730 (20.6) 9140 (68.9)
All ages
Non-missing/N=19 628/25 039
% 6.2 8.9 22.4 62.6

1 (red): SpO2 <85% without O2 or SpO2 <90% with O2.

2 (orange): SpO2 85%–92% without O2 or SpO2 90%–96% with O2.

3 (yellow): SpO2 93%–94% without O2 or SpO2 ≥97% with O2.

4 (green): SpO2 ≥95% without O2.

1 (red): Life-threatening; 2 (orange): Urgent; 3 (yellow): Less urgent; 4 (green): Not urgent.

O2, oxygen.