Covid-19 and Influenza Mortality Rates at Parity in Denmark

Covid-19 is no longer more serious than influenza in terms of mortality in hospital admissions in Denmark, according to new figures from the Statens Serum Institut. The data from the winter season 2024/25 shows that both diseases have a 10-11% mortality rate within 30 days of hospitalization. The findings emphasize the need to continue offering seasonal vaccination to the elderly and vulnerable against both COVID-19 and influenza.

Key Takeaways:

• The mortality rate for both Covid-19 and influenza is 10-11% within 30 days of hospitalization in Denmark.
• Seasonal vaccination against both Covid-19 and influenza is still important, especially for the elderly and vulnerable.
• The Danish Statens Serum Institut (SSI) recommends continuing to offer seasonal vaccination against both diseases.
• 6,326 people were hospitalized with influenza and 4,562 with COVID-19 during the period from June 8, 2024, to June 1, 2025.
• The risk of dying within 30 days of hospitalization for both diseases is the same at 10-11%.
• Covid-19 is now at the same level as influenza in terms of mortality, with no significant difference between the two diseases.
• Vaccination against both diseases is crucial to prevent severe illness and death, especially among high-risk groups.

Statistics:

• 6,326 hospitalizations with influenza and 4,562 with COVID-19 during the period from June 8, 2024, to June 1, 2025.
• 10-11% mortality rate within 30 days of hospitalization for both Covid-19 and influenza.
• 2024/25 winter season data shows parity between Covid-19 and influenza mortality rates.

Sources:

• Statens Serum Institut (Oct. 30, 2024) - Press Release
• The Lancet Infectious Diseases (Peer-reviewed study)