OpenSAFELY codelists


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Stroke (SNOMED) SNOMED CT

Automatically-generated equivalent of Stroke

Stroke (deprecated) CTV3

DEPRECATED due to presence of Read 2 codes, and missing CTV3 codes, the corrected version is: https://codelists.opensafely.org/codelist/opensafely/stroke-updated

Codes indicating stroke (both haemorrhagic and ischaemic).

Stroke (updated) CTV3

An updated version of https://codelists.opensafely.org/codelist/opensafely/stroke/, which contained some stray unmapped Read 2 codes.

The original codelist had 49 Read 2 codes. These are replaced by 127 CTV3 codes.

Stroke Secondary Care ICD-10

Stroke ICD-10 codes.

Strong Opioids BNF
User requirements

A codelist is needed of all strong opioids used for analgesia (any route) excluding cough suppression, motility, general anaesthesia, opiate use disorder - this is for a project looking at opioid prescribing for patients on hospital waiting lists. This will use the BNF definition of strong opioids https://bnf.nice.org.uk/treatment-summaries/analgesics/

Sensitivity versus specificity

All strong opioids

Relevant definitions or links to important reference sources

BNF definition of weak/strong opioids - https://bnf.nice.org.uk/treatment-summaries/analgesics/:

Existing relevant codelists

Nil

Strong Opioids - dmd dm+d
User requirements

A codelist is needed of all strong opioids used for analgesia (any route) excluding cough suppression, motility, general anaesthesia, opiate use disorder - this is for a project looking at opioid prescribing for patients on hospital waiting lists. This will use the BNF definition of strong opioids https://bnf.nice.org.uk/treatment-summaries/analgesics/

Sensitivity versus specificity

All strong opioids

Relevant definitions or links to important reference sources

BNF definition of weak/strong opioids - https://bnf.nice.org.uk/treatment-summaries/analgesics/:

Existing relevant codelists

Nil

Structured Medication Review - NHS England SNOMED CT

SNOMED code to support NHS England Structured Medication Review Service.

Sulfasalazine (oral) BNF
Sulfasalazine-oral (dmd) dm+d

Oral sulfasalazine preparation in dm+d

Surgery Emergency OPCS-4 codes WITHOUT complication codes OPCS-4

This is a list of all the emergency OPCS-4 codes (as defined by RCS priority groups 1a and 1b), excluding the complication OPCS-4 codes for amputations, dislocations, compartment syndrome and washouts

Surgery emergency and immediate procedure OPCS-4 codes OPCS-4

OPCS-4 codes indicating an emergency or immediate procedure. Can be used in addition to primary procedure code

Surgery for peripheral artery disease CTV3

DEFINITION: Surgery for peripheral artery disease

Variables: (1) a binary variable denoting the presence of one of the codes at any point in the patient record. (2) the earliest date of such a code.

Surgery staged and revision procedure OPCS-4 codes OPCS-4

OPCS-4 codes indicating planned staged OR revision procedure. Can be used in addition to primary procedure code

Symptoms: PTSD SNOMED CT

Code list aiming to identify individuals consulting complaining of symptoms of post-traumatic stress disorder

Symptoms: abdominal pain SNOMED CT

Code list aiming to identify individuals consulting complaining of abdominal pain.