Table 1

Derivation of pulmonary index score for asthma severity

Score Pulse rate (beats/min) Resp rate Wheeze Access muscles Sao 2(%) PEFR (% Pred)
1<120<40None or end expiratory+/None96–100>70
2120–14040–50Throughout expiration++92–9570–50
3>140>50Inspiration and expiration+++<92<50
  • Score of 1–3 assigned for each clinical measurement or observation. Maximum score = 18. Minimum score (no signs or symptoms) = 6.

  • Resp, respiration; Access, accessory; PEFR, peak expiratory flow rate; Pred, prednisolone.