MRSA, MSSA and Gram-negative bacteraemia and CDI: annual report
Source: gov.uk (2025-09-25)

Trends in MRSA, MSSA, E. coli, Klebsiella spp. and P. aeruginosa bacteraemia and C. difficile infection by financial year.

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These official statistics were independently reviewed by the Office for Statistics Regulation in May 2022. They comply with the standards of trustworthiness, quality and value in the Code of Practice for Statistics (https://code.statisticsauthority.gov.uk/) and should be labelled ‘accredited official statistics’. Accredited official statistics are called National Statistics in the Statistics and Registration Service Act 2007. Further explanation of accredited official statistics can be found on the Office for Statistics Regulation website (https://osr.statisticsauthority.gov.uk/accredited-official-statistics/).

View the pre-release access list (https://www.gov.uk/government/publications/pre-release-access-list-mandatory-hcai-statistical-releases) for this statistical release.

Financial year data

The following financial year data is included in the latest annual epidemiological commentary for meticillin resistant Staphylococcus aureus (MRSA), meticillin susceptible Staphylococcus aureus (MSSA), Escherichia coli (E. coli), Klebsiella species (Klebsiella spp.) and Pseudomonas aeruginosa (P. aeruginosa) bacteraemia and Clostridioides difficile infection (CDI).
- MRSA bacteraemia: April 2007 to March 2024
- MSSA bacteraemia: April 2011 to March 2024
- E. coli bacteraemia: April 2012 to March 2024
- Klebsiella spp. bacteraemia: April 2017 to March 2024
- P. aeruginosa bacteraemia: April 2017 to March 2024
- C. difficile infection: April 2007 to March 2024
Annual trust and sub-integrated care board tables

MRSA annual tables (https://www.gov.uk/government/statistics/mrsa-bacteraemia-annual-data)

MSSA annual tables (https://www.gov.uk/government/statistics/mssa-bacteraemia-annual-data)

E. coli annual tables (https://www.gov.uk/government/statistics/escherichia-coli-e-coli-bacteraemia-annual-data)

P. aeruginosa annual tables (https://www.gov.uk/government/statistics/pseudomonas-aeruginosa-p-aeruginosa-bacteraemia-annual-data)

Klebsiella spp. annual tables (https://www.gov.uk/government/statistics/klebsiella-species-bacteraemia-annual-data)

C. difficile annual tables (https://www.gov.uk/government/statistics/clostridium-difficile-infection-annual-data)

For annual publications for previous financial years please see:
- financial year 2021 to 2022 (https://webarchive.nationalarchives.gov.uk/ukgwa/20230911174819/https://www.gov.uk/government/statistics/mrsa-mssa-and-e-coli-bacteraemia-and-c-difficile-infection-annual-epidemiological-commentary)
- financial year 2020 to 2021 (https://webarchive.nationalarchives.gov.uk/ukgwa/20220505200519/https://www.gov.uk/government/statistics/mrsa-mssa-and-e-coli-bacteraemia-and-c-difficile-infection-annual-epidemiological-commentary)
- financial year 2019 to 2020 (https://webarchive.nationalarchives.gov.uk/ukgwa/20210504221848/https://www.gov.uk/government/statistics/mrsa-mssa-and-e-coli-bacteraemia-and-c-difficile-infection-annual-epidemiological-commentary)
- financial year 2018 to 2019 (https://webarchive.nationalarchives.gov.uk/20200528005204/https://www.gov.uk/government/statistics/mrsa-mssa-and-e-coli-bacteraemia-and-c-difficile-infection-annual-epidemiological-commentary)
- financial year 2017 to 2018 (https://webarchive.nationalarchives.gov.uk/20190509003205/https://www.gov.uk/government/statistics/mrsa-mssa-and-e-coli-bacteraemia-and-c-difficile-infection-annual-epidemiological-commentary)
- financial year 2013 to 2014 to financial year 2016 to 2017 (http://webarchive.nationalarchives.gov.uk/20180410202808/https://www.gov.uk/government/statistics/mrsa-mssa-and-e-coli-bacteraemia-and-c-difficile-infection-annual-epidemiological-commentary)
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