The Cardiovascular
ToolsCalculators

Simplified PESI (sPESI)

Simplified 30-day mortality risk assessment in acute pulmonary embolism.

Simplified PESI (sPESI)
Age >80 years
History of cancer
Chronic cardiopulmonary disease
Heart rate ≥110 /min
Systolic blood pressure <100 mmHg
Oxygen saturation <90%
Result0 points

Low risk — 30-day mortality ~1.0%. Outpatient management may be considered.

30-day mortality
1.0 %

When to use

  • Confirmed acute pulmonary embolism — a simpler alternative to PESI with comparable prognostic accuracy.

Formula

One point each for the six listed criteria. A score of 0 defines low risk.

References

  1. Jiménez D, et al. Simplification of the pulmonary embolism severity index for prognostication in patients with acute symptomatic pulmonary embolism. Arch Intern Med. 2010;170(15):1383–9.