Hypothyroidism - Elixhauser primary care

David Metcalfe, James Masters, Antonella Delmestri, Andrew Judge, Daniel Perry, Cheryl Zogg, Belinda Gabbe, Matthew Costa

Version ID
Disease or Syndrome
Data Sources
♀  Female ♂  Male
Agreement Date
Coding system
Read codes v2
Phenotype Library
Comorbidity Index


Hypothyroidism comorbidity category for Elixhauser index, defined in Read codes for primary care by David Metcalfe et. al.


  • Metcalfe, D., Masters, J., Delmestri, A. et al. Coding algorithms for defining Charlson and Elixhauser co-morbidities in Read-coded databases. BMC Med Res Methodol 19, 115 (2019).

  • Elixhauser A, Steiner C, Harris DR, et al. Comorbidity measures for use with administrative data. Med Care. 1998;36(1):8–27.

  • Lyons J, Akbari A, Agrawal U, et al Protocol for the development of the Wales Multimorbidity e-Cohort (WMC): data sources and methods to construct a population-based research platform to investigate multimorbidity BMJ Open 2021;11:e047101. doi: 10.1136/bmjopen-2020-047101

Clinical Code List

Rows: 50
Code Description Medcode
1432.00 H/O: hypothyroidism 3611
66BB.00 Hypothyroidism annual review 95885
8CR5.00 Hypothyroidism clinical management plan 85955
9Oj..00 Hypothyroidism monitoring administration 28735
9Oj0.00 Hypothyroidism monitoring first letter 46057
9Oj1.00 Hypothyroidism monitoring second letter 46630
9Oj2.00 Hypothyroidism monitoring third letter 46640
9Oj3.00 Hypothyroidism monitoring verbal invite 19367
9Oj4.00 Hypothyroidism monitoring telephone invitation 85661
C03..00 Congenital hypothyroidism 10097
C03..11 Cretinism 67513
C030.00 Pendred's syndrome 11892
C031.00 Goitrous cretin 47449
C03y.00 Other specified congenital hypothyroidism 69290
C03y000 Congenital hypothyroidism with diffuse goitre 31612
C03y100 Congenital hypothyroidism without goitre 93159
C03z.00 Congenital hypothyroidism NOS 51481
C03z.11 Congenital thyroid insufficiency 93323
C03z.12 Cretinism 27533
C04..00 Acquired hypothyroidism 3290
C04..11 Myxoedema 1619
C04..12 Thyroid deficiency 14704
C04..13 Hypothyroidism 273
C040.00 Postsurgical hypothyroidism 28852
C040.11 Post ablative hypothyroidism 47521
C041.00 Other postablative hypothyroidism 50275
C041000 Irradiation hypothyroidism 11322
C041z00 Postablative hypothyroidism NOS 51706
C042.00 Iodine hypothyroidism 34221
C043.00 Other iatrogenic hypothyroidism 25913
C043000 Hypothyroidism resulting from para-aminosalicylic acid 15743
C043100 Hypothyroidism resulting from phenylbutazone 97090
C043200 Hypothyroidism resulting from resorcinol 94915
C043z00 Iatrogenic hypothyroidism NOS 38976
C044.00 Postinfectious hypothyroidism 50860
C045.00 Acquired atrophy of thyroid 46345
C046.00 Autoimmune myxoedema 31971
C047.00 Subclinical hypothyroidism 95830
C04y.00 Other acquired hypothyroidism 24748
C04z.00 Hypothyroidism NOS 3941
C04z.11 Pretibial myxoedema - hypothyroid 20310
C04z.12 Thyroid insufficiency 23014
C04z.13 Hypothyroid goitre, acquired 18282
C04z000 Premature puberty due to hypothyroidism 56722
C04z100 Myxoedema coma 59702
C0A5.00 Subclinical iodine-deficiency hypothyroidism 718
Cyu1100 [X]Other sp cified hypothyroidism 73107
F381400 Myasthenic syndrome due to hypothyroidism 61069
F395300 Myopathy due to myxoedema 51416
Q433700 Neonatal jaundice with congenital hypothyroidism 58833


To Export Phenotype Details:

Format API
XML site_root/api/v1/public/phenotypes/PH1084/version/2371/detail/?format=xml
JSON site_root/api/v1/public/phenotypes/PH1084/version/2371/detail/?format=json
R Package

# Download here


# Connect to API

client = connect_to_API(public=TRUE)

# Get details of phenotype

details = get_phenotype_detail_by_version('PH1084', '2371', api_client=client)

To Export Phenotype Code List:

Format API
XML site_root/api/v1/public/phenotypes/PH1084/version/2371/export/codes/?format=xml
JSON site_root/api/v1/public/phenotypes/PH1084/version/2371/export/codes/?format=json
CSV site_root/phenotypes/PH1084/version/2371/export/codes/
R Package

# Download here


# Connect to API

client = connect_to_API(public=TRUE)

# Get codelists of phenotype

codelists = get_phenotype_code_list('PH1084', '2371', api_client=client)

Version History

Name Owner Publish date
2371 Hypothyroidism - Elixhauser primary care coldeaa 2023-02-14 currently shown

Export - export all codes into a csv file/JSON/XML for the current phenotype version.

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