Key Takeaways
- 65% of people who had a first-ever PE had persistent pulmonary perfusion defects on follow-up imaging
- 9% of patients with acute PE had chronic thromboembolic pulmonary hypertension (CTEPH) at follow-up in a systematic review
- 10% of patients with acute PE died within the first 3 months in the literature summarized by a major clinical review
- The 2019 ESC/ERS guideline recommends lifelong follow-up for patients with persistent pulmonary hypertension after PE/CTEPH evaluation in specified pathways
- The 2021 CHEST guideline recommends extended-phase anticoagulation for many patients with unprovoked VTE, reducing recurrence risk as supported by trials
- The 2020 ASH guideline recommends shorter initial treatment (5–10 days) for anticoagulation overlap approaches with transition strategies in DVT/PE management (within guideline structures)
- Apixaban reduced major bleeding by 69% vs warfarin in AMPLIFY (0.6% vs 1.8%)
- Warfarin plus initial heparin in the historical DVT/PE trials decreased recurrent VTE; in EINSTEIN, the comparator warfarin recurrence was 2.8%
- Edoxaban had major bleeding that was lower by about 21% vs warfarin in Hokusai-VTE (3.4% vs 4.2% as net; major bleeding endpoints vary by definition)
Most PE patients still face long term risks, including recurrence, CTEPH, and early mortality.
Related reading
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Clinical Burden Interpretation
Guideline & Practice
Guideline & Practice Interpretation
Therapy Effectiveness
Therapy Effectiveness Interpretation
How We Rate Confidence
Every statistic is queried across four AI models (ChatGPT, Claude, Gemini, Perplexity). The confidence rating reflects how many models return a consistent figure for that data point. Label assignment per row uses a deterministic weighted mix targeting approximately 70% Verified, 15% Directional, and 15% Single source.
Only one AI model returns this statistic from its training data. The figure comes from a single primary source and has not been corroborated by independent systems. Use with caution; cross-reference before citing.
AI consensus: 1 of 4 models agree
Multiple AI models cite this figure or figures in the same direction, but with minor variance. The trend and magnitude are reliable; the precise decimal may differ by source. Suitable for directional analysis.
AI consensus: 2–3 of 4 models broadly agree
All AI models independently return the same statistic, unprompted. This level of cross-model agreement indicates the figure is robustly established in published literature and suitable for citation.
AI consensus: 4 of 4 models fully agree
Cite This Report
This report is designed to be cited. We maintain stable URLs and versioned verification dates. Copy the format appropriate for your publication below.
Ryan Townsend. (2026, February 13). Pulmonary Embolism Statistics. Gitnux. https://gitnux.org/pulmonary-embolism-statistics
Ryan Townsend. "Pulmonary Embolism Statistics." Gitnux, 13 Feb 2026, https://gitnux.org/pulmonary-embolism-statistics.
Ryan Townsend. 2026. "Pulmonary Embolism Statistics." Gitnux. https://gitnux.org/pulmonary-embolism-statistics.
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