Fig. 1.

Bubble plot showing hypoxaemia prevalence on admission (y-axis), of children (<15 years of age) admitted to 12 hospitals in southwest Nigeria (November 2015 to October 2017, inclusive): by condition (labelled bubbles) and age group (x-axis). Size (area) of bubbles represent the number of affected participants.

AFE = acute febrile encephalopathy; ALRI = acute lower respiratory infection; AS = asthma; D = diarrhoea; HG = haemoglobinopathy; HIV = HIV/AIDS; JN = neonatal jaundice; M = malaria; ME = meningitis/encephalitis; NE = neonatal encephalopathy; NSS = neonatal sepsis; PT/S = preterm/small; SAM = severe acute malnutrition; SS = sepsis; SZ = seizures; TY = typhoid; URTI = upper respiratory tract infection. Blue = respiratory condition; Red = other infectious condition; Yellow = non-infectious condition. Malaria, AFE, ALRI, Diarrhoeal, SAM diagnoses based on case definition, small and preterm diagnoses based on recorded birthweight and gestation, other diagnoses based on recorded admission diagnosis.