Modified pulmonary index score

Modified Pulmonary Index Score (MPIS)

Age <3 Years
Points	SpO2	Acces Musc Use	I:E	Wheeze	HR	RR
0	>95%	None	2:1	None; Good Aeration	≤120	≤30
1	93-95%	Mild	1:1	End Exp	121-140	31-45
2	90-92%	Moderate	1:2	Insp/Exp; Good Aeration	141-160	46-60
3	<90%	Severe	1:3	Insp/Exp; Poor Aeration	>160	>60

Age 3-6 Years
Points	SpO2	Acces Musc Use	I:E	Wheeze	HR	RR
0	>95%	None	2:1	None; Good Aeration	≤100	≤30
1	93-95%	Mild	1:1	End Exp	101-120	31-45
2	90-92%	Moderate	1:2	Insp/Exp; Good Aeration	121-140	46-60
3	<90%	Severe	1:3	Insp/Exp; Poor Aeration	>140	>60

Age ≥6 Years
Points	SpO2	Acces Musc Use	I:E	Wheeze	HR	RR
0	>95%	None	2:1	None; Good Aeration	≤100	≤20
1	93-95%	Mild	1:1	End Exp	101-120	21-35
2	90-92%	Moderate	1:2	Insp/Exp; Good Aeration	121-140	36-50
3	<90%	Severe	1:3	Insp/Exp; Poor Aeration	>140	>50

• MPIS <7 - Mild exacerbation
• MPIS 7-10 - Moderate exacerbation
• MPIS ≥10 - Severe exacerbation

See Also

• Asthma (peds)

Authors

Neil Young, Michael O'Brien, MD, Ross Donaldson