HES Augmented Care Periods (HESAPC_ACP) Dataset

HES Augmented Care Periods (HESAPC_ACP) Dataset#

Last modified: 23 Oct 2025

People admitted into an Intensive Care Unit (ICU) or High Dependency Unit (HDU) in NHS hospitals in England.

1. Summary#

This dataset is a subset of the HES Admitted Patient Care (APC) dataset. It was retired in 2006 and replaced by the HES Critical Care (HESCC) dataset. It includes information about patients admitted to intensive care settings.

Dataset Descriptor Dataset-specific Information
Name of Dataset in TRE NHSE_HESAPC_ACP
Citation (APA) Data Services, NHS England (NHSE). (2024). NHS England: Hospital Episode Statistics (HES) Augmented Care Periods (ACP) Dataset. UK Longitudinal Linkage Collaboration (UK LLC). https://doi.org/10.71760/ukllc-dataset-00365-03
Download Citation Citeproc JSON     BibTeX     RIS
Series NHS England
Owner NHS England
Copyright Copyright © (2025), NHS England. Data re-used with the permission of NHS England. All rights reserved.
Temporal Coverage in the TRE 04/1997 - 12/2006
Geographical Coverage England
Participant Count 3102
Number of Variables 123
Number of Observations 3277
Key Link https://digital.nhs.uk/data-and-information/data-tools-and-services/data-services/hospital-episode-statistics
Keywords Inpatients, NHS hospitals
Latest Extract Date 2024-04-26
Specific Restrictions to Data Use None
Build a Data Request https://explore.ukllc.ac.uk/

2. Metrics#

Click on the plus sign to see the number of participants represented in each dataset.

Table 2: Participants from each LPS represented in the HESAPC_ACP dataset in the UK LLC TRE. Note: Individual cohort counts of less than 10 are suppressed to <10 and excluded from total participant counts for datasets.

3. Version History#

Version 1 2 3
Version Date 21 Dec 2022 13 Apr 2023 26 Apr 2024
Number of Variables 123 123 123
Number of Observations 2766 3053 3277
DOI 10.71760/ukllc-dataset-00365-01 10.71760/ukllc-dataset-00365-02 10.71760/ukllc-dataset-00365-03
Change Log 10.71760/ukllc-dataset-00365-01/activities 10.71760/ukllc-dataset-00365-02/activities 10.71760/ukllc-dataset-00365-03/activities

4. Documentation#

We are currently building a documentation storage system which will host useful documents related to datasets and data owners. We will surface these documents on Guidebook.

5. Useful Syntax#

Below we will include syntax that may be helpful to other researchers in the UK LLC TRE. For longer scripts, we will include a snippet of the code plus a link to the UK LLC GitHub repository where you can find the full scripts.