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Serious Incidents > Misdiagnosis Statistics

Freedom of Information request Misdiagnosis Statistics

Response published: 21 October 2026

FOI Request

Dear FOI team, Under the Freedom of Information Act 2000, I am writing to request information regarding patient safety incidents and formal complaints within your Trust Please provide the following data for the last three financial years (2023/24, 2024/25, and 2025/26 to date), broken down by each individual financial year: 1. How many patient safety incidents were recorded by your Trust where the primary incident category or sub-category relates to a "delayed diagnosis", "missed diagnosis", or "misdiagnosis" of cancer, sepsis, or acute myocardial infarction (heart attack)? 2. Of the incidents identified, how many were diagnosed with the following instead: • Anxiety • Stress • Depression • Panic attacks • menopause 3. Of the incidents identified in Question 2, please provide a breakdown by the recorded 'Degree of Harm' or 'Level of Harm' (e.g no harm, low, moderate, severe, death) 4. How many claims were made against your Trust regarding the delayed diagnosis, missed diagnosis, or misdiagnosis of cancer, sepsis, or acute myocardial infarction (heart attack), and what was the total amount of compensation paid out per year? Please provide your response in Excel/Sheets format if possible, and let me know if any amendments are needed. Best wishes,

FOI Response

Freedom of Information Request – Ref: FOI 304-2026

Thank you for your recent Freedom of Information request. Please find our response below.

You asked:

Please provide the following data for the last three financial years (2023/24, 2024/25, and 2025/26 to date), broken down by each individual financial year:

1. How many patient safety incidents were recorded by your Trust where the primary incident category or sub-category relates to a “delayed diagnosis”, “missed diagnosis”, or “misdiagnosis” of cancer, sepsis, or acute myocardial infarction (heart attack)?

Our response:

The numbers of recorded patient safety incidents whose primary incident category or sub-category relates to a delayed diagnosis, missed diagnosis or misdiagnosis of cancer, sepsis or acute myocardial infarction (heart attack) are:

2023/24: Nil
2024/25: Nil
2025/26: Nil

You asked:

2.  Of the incidents identified, how many were diagnosed with the following instead:

  • Anxiety
  • Stress
  • Depression
  • Panic attacks
  • menopause

Our response:

Not applicable.

You asked:

3.  Of the incidents identified in Question 2, please provide a breakdown by the recorded ‘Degree of Harm’ or ‘Level of Harm’ (e.g no harm, low, moderate, severe, death)

Our response:

Not applicable.

You asked:

4.  How many claims were made against your Trust regarding the delayed diagnosis, missed diagnosis, or misdiagnosis of cancer, sepsis, or acute myocardial infarction (heart attack), and what was the total amount of compensation paid out per year?

Our response:

The numbers of claims made against the Trust concerning the specified conditions, and the compensation paid in relation to such claims, are:

Next steps:

Should you have any queries in relation to our response, please do not hesitate to contact us. If you are unhappy with the response you have received in relation to your request and wish to ask us to review our response, you should write to:

Louise Moss
Head of Legal Services / Associate Director of Corporate Governance
c/o Gloucestershire Health and Care NHS Foundation Trust
Edward Jenner Court
1010 Pioneer Avenue
Gloucester Business Park
Brockworth, GL3 4AW
E-mail: louise.moss20@nhs.net.uk

If you are not content with the outcome of any review, you may apply directly to the Information Commissioner’s Office (ICO) for further advice/guidance. Generally, the ICO will not consider your case unless you have exhausted your enquiries with the Trust which should include considering the use of the Trust’s formal complaints procedure. The ICO can be contacted at: The Information Commissioner’s Office, Wycliffe House, Water Lane, Wilmslow, Cheshire SK9 5AF.