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Welcome to UK LLC Guidebook
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Data structure & concepts
Database design
Dataset structures
Derived & reusable data
UK LLC sample
Freeze 1 | Aug 2022
Freeze 2 | Nov 2022
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Freeze 7 | Feb 2024
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Freeze 11 | Feb 2025
LPS participants
Contributing LPS
Longevity of LPS
Permitted linkages
Discover LPS data
NHS England datasets
Restrictions to use
Longevity of datasets
Processing & linkage
Coded variables
Codelists
Primary care datasets
GDPPR
Hospital datasets
HESOP (outpatient)
HESAPC (inpatient)
HESCC (inpatient critical care)
ECDS (emergency)
HESAE (emergency)
COVID-19 datasets
COVIDSGSS (testing)
IELISA (testing)
NPEX (testing)
CHESS (hospitalisation)
CVS (vaccination)
CVAR (vaccination)
Registration datasets
CANCER
DEMOGRAPHICS
MORTALITY
Mental health datasets
MHSDS (general)
IAPT (talking therapies)
Other datasets
CSDS (community)
MSDS (maternity)
PCM (medicines)
Core datasets
NHSD presence
NHSD derived indicator
NHS Wales datasets
Processing & linkage
Coded variables
Hospital datasets
COVID-19 datasets
Registration datasets
Primary care dataset
Other datasets
Place-based datasets
Processing & linkage
Access to Healthy Assets and Hazards (AHAH)
Air pollution
Core datasets
LSOA11 geo indicators
UK geo indicators
NHSD LSOA11
TRE user guide
Logging in
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Available software
Using Git
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Statistical Disclosure Control
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Finishing your project
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TRE
Working with LPS data
Working with NHS England data
Working with place-based data
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Data structure and concepts
Data structure and concepts
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Last modified: 21 Feb 2025
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