OpenCodelists

Welcome to OpenCodelists, created by OpenSAFELY for creating and sharing codelists.

Anybody can also use this tool to create and share codelists. To get started, take a look at the documentation or watch the videos.

If you would like to publish codelists on behalf of an organisation, please get in touch.

Below, you'll find all the codelists that have been used in OpenSAFELY research to date.

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Non-high dose long acting opioids (OpenPrescribing) - dm+d dm+d
dm+d version of non-high dose opioid codelist.

Taken from long-acting opioid denominator in OpenPrescribing, with a calculated Oral Morphine Equivalence of <120mg a day of a long acting regular opioid.
Published by OpenSAFELY
Non-high dose long acting opioids (OpenPrescribing) - Pseudo BNF BNF
Taken from long-acting opioid denominator in OpenPrescribing, with a calculated Oral Morphine Equivalence of <120mg a day of a long acting regular opioid.

From OpenPrescribing: "The calculations are based on likely doses of long acting, regular opioids, for example morphine sulphate tablets or fentanyl patches. For example, we have assumed that MST 60mg tablets are “high dose”, as they are usually taken as one tablet twice daily (120mg daily dose), whereas MST 30mg are not, as the daily dose…
Published by OpenSAFELY
Nonvariceal GI Bleeding ICD10 ICD-10
Nonvariceal GI bleeding SNOMED SNOMED CT
North and East Devon Formulary - 1st line drugs (green) BNF
Published by NHS Devon
North and East Devon Red Drugs BNF
N&E Devon red drugs list, created by import from NHS Devon files.
Published by NHS Devon
Not stated ethnicity group codes (2016 grouping) SNOMED CT
Taken from the `ETH2016NSTAT_COD` refset published by NHSD. Contains public sector information licensed under the UK Open Government Licence v3.0 (https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/).
Not stated ethnicity group codes (2016 grouping) (obsolete) SNOMED CT
Taken from the `ETH2016NSTAT_COD` refset published by NHSD.
Novavax booster medication code dm+d
Taken from the `NXB1RX_COD` field in SARS-CoV2 COVID19 Vaccination Uptake Reporting Codes 20_21, published by PRIMIS.

© PRIMIS - the University of Nottingham 2021
Novavax vaccination medication code dm+d
Taken from the `NXD1/2RX_COD` fields in SARS-CoV2 COVID19 Vaccination Uptake Reporting Codes 20_21, published by PRIMIS.

© PRIMIS - the University of Nottingham 2021
Nursing home residency codes SNOMED CT
Taken from the `RESNURS_COD` refset published by NHSD. Contains public sector information licensed under the UK Open Government Licence v3.0 (https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/).
Nutrition and diet assessment codes SNOMED CT
Taken from the `NUTRIASS_COD` refset published by NHSD. Contains public sector information licensed under the UK Open Government Licence v3.0 (https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/).
Nutrition and diet assessment declined codes SNOMED CT
Taken from the `NUTRIASSDEC_COD` refset published by NHSD. Contains public sector information licensed under the UK Open Government Licence v3.0 (https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/).
Obese (BMI 30+) SNOMED CT
Oestradiol SNOMED CT
...
Published by Ardens