MRSA, MSSA, Gram-negative bacteraemia and CDI – independent sector (annual, OS in development)
Source: gov.uk (2025-05-15)

Counts and rates of MRSA, MSSA, E. coli, P. aeruginosa, Klebsiella spp. bacteraemia and C. difficile infection (CDI) reported by independent sector healthcare organisations, with accompanying commentary. Official statistics in development.

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These statistics are badged as Official Statistics in Development (https://osr.statisticsauthority.gov.uk/policies/official-statistics-policies/official-statistics-in-development/) (previously labelled ‘experimental statistics’). Our statistical practice is regulated by the Office for Statistics Regulation (OSR). The OSR sets the standards of trustworthiness, quality and value in the Code of Practice for Statistics (https://code.statisticsauthority.gov.uk/) that all producers of official statistics should adhere to.

Healthcare-associated infection (HCAI) surveillance data on meticillin-resistant Staphylococcus aureus (MRSA), meticillin-susceptible Staphylococcus aureus (MSSA), Escherichia coli (E. coli) Klebsiella species (Klebsiella spp.), Pseudomonas aeruginosa (P. aeruginosa) bacteraemia and Clostridioides difficile (C. difficile) infection from independent sector (IS) organisations.

The spreadsheet contains Official Statistics in Development for:
- counts and rates of MRSA bacteraemia (table 1)
- counts and rates of C. difficile infection (table 2)
- counts and rates of MSSA bacteraemia (table 3)
- counts and rates of E. coli bacteraemia (table 4)
- counts and rates of Klebsiella spp. bacteraemia (table 5)
- counts and rates of P. aeruginosa bacteraemia (table 6)
View the pre-release access list (https://www.gov.uk/government/publications/pre-release-access-lists-mrsa-mssa-gram-negative-bacteraemia-and-cdi-independent-sector-annual-data) covering this statistical release.

The UK Government Web Archive contains independent sector reports from previous financial years, including:

data from 2019 to 2020 (https://webarchive.nationalarchives.gov.uk/ukgwa/20210505035219/https://www.gov.uk/government/statistics/mrsa-mssa-and-e-coli-bacteraemia-and-clostridium-difficile-infection-annual-data-for-independent-sector-healthcare-organisations)
- data from 2018 to 2019 (https://webarchive.nationalarchives.gov.uk/20200528004142/https://www.gov.uk/government/statistics/mrsa-mssa-and-e-coli-bacteraemia-and-clostridium-difficile-infection-annual-data-for-independent-sector-healthcare-organisations)
- data from 2017 to 2018 (https://webarchive.nationalarchives.gov.uk/20181207171756/https://www.gov.uk/government/statistics/mrsa-mssa-and-e-coli-bacteraemia-and-clostridium-difficile-infection-annual-data-for-independent-sector-healthcare-organisations)
- data from 2016 to 2017 (https://webarchive.nationalarchives.gov.uk/20171110151039/https://www.gov.uk/government/statistics/mrsa-mssa-and-e-coli-bacteraemia-and-clostridium-difficile-infection-annual-data-for-independent-sector-healthcare-organisations)
- data from 2015 to 2016 (https://webarchive.nationalarchives.gov.uk/20170517134308/https://www.gov.uk/government/statistics/mrsa-mssa-and-e-coli-bacteraemia-and-clostridium-difficile-infection-annual-data-for-independent-sector-healthcare-organisations)
- data from 2014 to 2015 (https://webarchive.nationalarchives.gov.uk/20151206051516/https://www.gov.uk/government/statistics/mrsa-mssa-and-e-coli-bacteraemia-and-clostridium-difficile-infection-annual-data-for-independent-sector-healthcare-organisations)
- data from 2013 to 2014 (https://webarchive.nationalarchives.gov.uk/20141205003508/https://www.gov.uk/government/statistics/mrsa-mssa-and-e-coli-bacteraemia-and-clostridium-difficile-infection-annual-data-for-independent-sector-healthcare-organisations)
- additional documents from previous years (https://webarchive.nationalarchives.gov.uk/20140714111354tf_/http://www.hpa.org.uk/web/HPAweb&HPAwebStandard/HPAweb_C/1272032580726)
Note: the April 2022 to March 2023 report and accompanying data table was initially published on 24 October 2023 and later revised on 17 November 2023 due to unscheduled corrections to some manual processing errors identified following initial publication of these statistics. Full details are provided within these documents.