# Hantavirus Mortality Rate: How Age, Strain, and Care Access Affect Survival

> Hantavirus kills roughly 35% of confirmed HPS patients in the United States and around 21% in the MV Hondius cluster. But those headline numbers mask large differences by age, infecting strain, and hospital capacity. This guide breaks down the real mortality data.

- **URL**: https://hantacount.com/en/learn/hantavirus-mortality-by-age
- **Kind**: learn (medically reviewed explainer)
- **Published**: 2026-05-09T10:00:00Z
- **Updated**: 2026-05-09T10:00:00Z
- **Author**: HantaCount Editorial (Health data desk)
- **Medically reviewed by**: Dr. M. Halikoğlu, MD (Infectious diseases physician (advisory))
- **Reading time**: 9 minutes
- **Keywords**: hantavirus mortality rate, hantavirus death rate, hantavirus fatality rate age, hantavirus CFR, HPS case fatality, HFRS mortality, hantavirus elderly risk, hantavirus survival rate, Andes virus mortality, Sin Nombre virus CFR
- **License**: CC-BY-4.0
- **Citation**: "hantacount.com (CC-BY-4.0)" — link back to https://hantacount.com/en/learn/hantavirus-mortality-by-age

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## Quick facts

- Source of authority: HantaCount editorial desk + named medical reviewer
- Topic family: Hantavirus, Andes virus (ANDV), MV Hondius 2026 outbreak
- Suggested cite: HantaCount Editorial (HantaCount), "Hantavirus Mortality Rate: How Age, Strain, and Care Access Affect Survival", https://hantacount.com/en/learn/hantavirus-mortality-by-age, 2026-05-09 (CC-BY-4.0)

## Other formats

- HTML (canonical): https://hantacount.com/en/learn/hantavirus-mortality-by-age
- Live data: https://hantacount.com/api/cases (JSON), https://hantacount.com/api/cases.csv (CSV)
- Full corpus markdown: https://hantacount.com/llms-full.txt

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