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Table 1 The Bedside Paediatric Early Warning System score items

From: Multicentre validation of the bedside paediatric early warning system score: a severity of illness score to detect evolving critical illness in hospitalised children

   Item subscore
Item Age group 0 1 2 4
Heart rate (bpm) 0 to < 3 months > 110 and < 150 ≥ 150 or ≤ 110 ≥ 180 or ≤ 90 ≥ 190 or ≤ 80
  3 to < 12 months > 100 and < 150 ≥ 150 or ≤ 100 ≥ 170 or ≤ 80 ≥ 180 or ≤ 70
  1-4 years > 90 and < 120 ≥ 120 or ≤ 90 ≥ 150 or ≤ 70 ≥ 170 or ≤ 60
  > 4-12 years > 70 and < 110 ≥ 110 or ≤ 70 ≥ 130 or ≤ 60 ≥ 150 or ≤ 50
  > 12 years > 60 and < 100 ≥ 100 or ≤ 60 ≥ 120 or ≤ 50 ≥ 140 or ≤ 40
Systolic blood pressure (mmHg) 0 to < 3 months > 60 and < 80 ≥ 80 or ≤ 60 ≥ 100 or ≤ 50 ≥ 130 or ≤ 45
  3 to < 12 months > 80 and < 100 ≥ 100 or ≤ 80 ≥ 120 or ≤ 70 ≥ 150 or ≤ 60
  1 to 4 years > 90 and < 110 ≥ 110 or ≤ 90 ≥ 125 or ≤ 75 ≥ 160 or ≤ 65
  > 4 to 12 years > 90 and < 120 ≥ 120 or ≤ 90 ≥ 140 or ≤ 80 ≥ 170 or ≤ 70
  > 80 and < 100 > 100 and < 130 ≥ 130 or ≤ 100 ≥ 150 or ≤ 85 ≥ 190 or ≤ 75
Capillary refill time   < 3 seconds    ≥ 3 seconds
Respiratory rate (breaths/minute) 0 to < 3 months > 29 and < 61 ≥ 61 or ≤ 29 ≥ 81 or ≤ 19 ≥ 91 or ≤ 15
  3 to < 12 months > 24 or < 51 ≥ 51 or ≤ 24 ≥ 71 or ≤ 19 ≥ 81 or ≤ 15
  1 to 4 years > 19 or < 41 ≥ 41 or ≤ 19 ≥ 61 or ≤ 15 ≥ 71 or ≤ 12
  > 4 to 12 years > 19 or < 31 ≥ 31 or ≤ 19 ≥ 41 or ≤ 14 ≥ 51 or ≤ 10
  > 12 years > 11 or < 17 ≥ 17 or ≤ 11 ≥ 23 or ≤ 10 ≥ 30 or ≤ 9
Respiratory effort   Normal Mild increase Moderate increase Severe increase/any apnoea
Oxygen saturation (%)   > 94 91 to 94 ≤ 90  
Oxygen therapy   Room air   Any to < 4 L/minute or < 50% ≥ 4 L/minute or
≥ 50%