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 we have used in OpenSAFELY research to date.

All codelists


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Codes indicating no known exposure to second-hand smoke SNOMED CT

Taken from the NOSMOKEXPOS_COD refset published by NHSD.

Codes indicating number of COPD exacerbations SNOMED CT

Taken from the COPDEXACB_COD refset published by NHSD.

Codes indicating patient chose not to have a proactive care needs assessment SNOMED CT

Taken from the PCNASSDEC_COD refset published by NHSD.

Codes indicating patient chose not to receive a Pertussis vaccination in pregnancy SNOMED CT

Taken from the PERVACDEC_COD refset published by NHSD.

Codes indicating patient chosen not to undertake ambulatory blood pressure monitoring (ABPM) SNOMED CT

Taken from the ABPMDEC_COD refset published by NHSD.

Codes indicating patient chosen not to undertake home blood pressure measurement (HBPM) SNOMED CT

Taken from the HOMEBPDEC_COD refset published by NHSD.

Codes indicating patient has been seen by a health coach SNOMED CT

Taken from the HEALCOACH_COD refset published by NHSD.

Codes indicating patient has chosen not to complete a General Practice Physical Activity Questionnaire SNOMED CT

Taken from the GPPAQDEC_COD refset published by NHSD.

Codes indicating patient has chosen not to have an exercise assessment SNOMED CT

Taken from the EXERASSDEC_COD refset published by NHSD.

Codes indicating patient has chosen not to have bowel cancer screening SNOMED CT

Taken from the COLCANSCRDEC_COD refset published by NHSD.

Codes indicating patient has chosen not to have their illicit substance abuse assessment SNOMED CT

Taken from the ILLSUBASSDEC_COD refset published by NHSD.

Codes indicating that a referral to a pulmonary rehabilitation programme is not suitable for the patient SNOMED CT

Taken from the PULRHBPU_COD refset published by NHSD.

Codes indicating the number of asthma exacerbations SNOMED CT

Taken from the ASTEXACB_COD refset published by NHSD.

Codes indicating the patient (via parent or guardian) has chosen not to receive a MMR vaccination SNOMED CT

Taken from the MMRDEC_COD refset published by NHSD.

Codes indicating the patient chose not to receive a Men B booster vaccination SNOMED CT

Taken from the MENBVACDECBOOST_COD refset published by NHSD.