Table 4

Simplified Pulmonary Embolism Severity Index

ParameterScoreRisk classTotal points
Age >80 years1Low0
Cancer*1High≥ 1
Chronic cardiopulmonary disease1
Pulse ≥110 bpm1
Systolic blood pressure < 100 mm Hg1
Arterial blood oxygen saturation < 90%†1
  • *Defined as active cancer (diagnosed within last 12 months or undergoing treatment, personal communication from Prof David Jimenez).

  • †With or without the administration of supplemental oxygen.