Table 3.

PESI and sPESI scores [33, 34]

Prediction factors	PESI	sPESI
Age >80 years	Age in years	1
Male gender	+10	-
Cancer	+30	1
Heart failure	+10	1a
Chronic lung disease	+10
Pulse ≥110 beats/minute	+20	1
Systolic blood pressure <100 mmHg	+30	1
Respiratory rate ≥30 breaths/minute	+20	-
Temperature <36 °C	+20	-
Altered mental status	+60	-
Arterial oxyhaemoglobin saturation <90%	+20	1
Outcome
Low risk:	Class I: ≤65 Class II: 66–85	PESI = 0
Intermediate risk:	Class III: 86–105
High risk:	Class IV: 106–125 Class V: >125	PESI = ≥1

PESI Pulmonary Embolism Severity Index, sPESI simplified Pulmonary Embolism Severity Index

^aSingle combined category of chronic cardiopulmonary disease