General demographic characteristics are important to record for each patient being investigated or treated for COVID-19. Relevant patient demographics, which can be recorded using SNOMED CT includes:

These data elements are described below, with example SNOMED CT subsets for each.

2.2.1 Sex and Gender

Multiple types of sex and/or gender are recorded in clinical practice, including biological sex and gender identity.  

SNOMED CT supports the distinction between biological sex (e.g. 

248152002 |Female (finding)|

) and gender identity (e.g.

703118005 |Feminine gender (finding)|

), as shown in the two subset definitions below.

CV19-PAT-BiologicalSex
Intensional Definition:
< 429019009 | Finding related to biological sex (finding) | 
  MINUS << 302081005 | Finding of sex of baby (finding) |








CV19-PAT-GenderIdentity
Intensional Definition:
< 365873007 | Gender finding (finding) |


2.2.2 Marital or Partnership Status 

The marital or partnership status of a patient describes their legal, civil or personal relationship with their significant other, for example


CV19-PAT-MaritalOrPartnershipStatus

Intensional Definition:


< 365581002 | Finding of marital or partnership status (finding) |


2.2.3 Nationality 

Nationality refers to a particular legal relationship between an individual person and a sovereign state. The nationality of a patient may refer to the nation in which they were born, have citizenship, or have other legal ties - for example  or .

CV19-PAT-Nationality

Intensional Definition:

< 223369002 | Country (geographic location) |


2.2.4 Ethnic Group 

The ethnic group (or ethnicity) of a patient is the social or cultural group with whom they identify - for example,

33897005 |Chinese (ethnic group)|

 or 

735001008 |Scandinavian (ethnic group)|

.


CV19-PAT-EthnicGroup
Intensional Definition:
< 372148003 | Ethnic group (ethnic group) |


2.2.5 Racial Group 

The racial group (or race) of a patient is the group (or groups) with whom they share inherited physical characteristics - for example, 

414408004 |Hispanic (racial group)|

 or 

413773004 |Caucasian (racial group)|

.


CV19-PAT-RacialGroup
Intensional Definition:
< 415229000 |Racial group (racial group)|


2.2.6 Occupation 

Occupation is the patient's job or profession - for example,  or .


CV19-PAT-Occupation
Intensional Definition:
< 14679004 |Occupation (occupation)|


2.2.7 Travel History 

The travel history of a patient is a record of their past visits to locations both inside and outside their country of residence. This may include a list of the specific countries and/or regions that they have travelled to (e.g.  or  ), or a descriptive travel history finding (e.g. ).

CV19-PAT-TravelHistory

Intensional Definition:

< 223496003 | Geographical and/or political region of the world (geographic location) |
  OR < 365457007 | Foreign travel history finding (finding) |
  OR < 420008001 |Travel (event)|



2.2.8 Residential Location Type 

The residential location type is the type of place in which the patient is currently living, or was living prior to admission to hospital - for example,  or .

CV19-PAT-ResidentialLocationType
Intensional Definition:
< 272497004 |Residential environment (environment)|


2.2.9 Next of Kin Relationship 

The next of kin relationship is the relationship that the patient has with their closest living relative (as chosen by the patient) - for example  or .


CV19-PAT-NextOfKinRelationship
Intensional Definition:
< 444148008 |Person in family of subject (person)|


2.2.10 Living Arrangements 

The living arrangements of the patient describes the familial and non-familial relationships of a person to all the other people with whom they usually reside - for example  or .


CV19-PAT-LivingArrangements
Intensional Definition:
< 365481000 |Finding of household composition (finding)|


2.2.11 Care and Support Circumstances 

The care and support circumstances of the patient describe how and by whom they are looked after when living at their usual place of residence - for example  or .

CV19-PAT-CareAndSupportCircumstances
Intensional Definition:
< 365483002 | Finding related to care and support circumstances and networks (finding) |







  1. https://confluence.hl7.org/display/VOC/The+Gender+Harmony+Project