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. 2024 Jul 24;53(4):dyae099. doi: 10.1093/ije/dyae099

Table 3.

Measurements available in the Extramural Leiden University Medical Center Academic Network

Source Measurements
GPs and hospitals Laboratory findings and measurements (e.g. glucoses, creatinine, haemoglobin, cholesterol and lipids)
Information in structured fields (e.g. smoking status, blood pressure, oxygen level, alcohol use)
Diagnoses (ICPC/ICD-10/DBC)
Referral information
Medication (ATC8)
Contraindication for medications (ATC8)
Contact information (e.g. frequencies, GP, emergency room visits, in- and outpatients)
Procedures [diagnoses–treatment combinations (DBC), hospital care]
Custom (e.g. results calcium score, text-mining smoking information)
SN Demographic information (e.g. country of origin, marital status, number of household members)
DBC, hospital care
Healthcare costs (long-term care act and health insurance act; e.g. GP, hospital, physiotherapy, specialized psychiatric care)
Medication (ATC4)
National cause-of-death registry (ICD-10)
Socio-economic information (e.g. household/personal income, debts, highest attained education, occupation, socio-economic area code)
Health monitor (survey, random population samples 2012, 2016, 2021)
Other (youth disability aid, parenting support, children’s psychiatric care 2016 and onward)
Environment (sewage measurements, air pollution)
Municipal health service COVID-19
Municipal social support Disability tools and support in the domain of the Social Support Act (2017–present)
Open source Neighbourhood quality-of-life ranking meter (every other year), criminality (2010–present)
Psychiatry Diagnoses (DSM 5/DBC), GAF scores
Perined Information on pregnancies and births from gynaecologists and midwives (e.g. hypertensive disorders of pregnancy, gestational diabetes, birthweight)

ATC, Anatomical Therapeutic Chemical code; DBC, diagnosis–treatment combination; DSM, Diagnostic and Statistical Manual of Mental Disorders; GAF, Global Assessment of Functioning; GP, general practice; ICD-10, International Classification of Diseases 10th Revision; ICPC, International Classification of Primary Care; SN, Statistics Netherlands.