- useDemographicsGender
Gender of the subject. (analysis ID 1)
- useDemographicsAge
Age of the subject on the index date (in years).
(analysis ID 2)
- useDemographicsAgeGroup
Age of the subject on the index date (in 5 year age
groups) (analysis ID 3)
- useDemographicsRace
Race of the subject. (analysis ID 4)
- useDemographicsEthnicity
Ethnicity of the subject. (analysis ID 5)
- useDemographicsIndexYear
Year of the index date. (analysis ID 6)
- useDemographicsIndexMonth
Month of the index date. (analysis ID 7)
- useDemographicsPriorObservationTime
Number of days of observation time preceding the
index date. (analysis ID 8)
- useDemographicsPostObservationTime
Number of days of observation time preceding the
index date. (analysis ID 9)
- useDemographicsTimeInCohort
Number of days of observation time preceding the
index date. (analysis ID 10)
- useDemographicsIndexYearMonth
Calendar month of the index date. (analysis ID 11)
- useCareSiteId
Care site associated with the cohort start, pulled
from the visit_detail, visit_occurrence, or person
table, in that order. (analysis ID 12)
- useConditionOccurrence
One covariate per condition in the
condition_occurrence table starting in the time
window. (analysis ID 101)
- useConditionOccurrencePrimaryInpatient
One covariate per condition observed as a primary
diagnosis in an inpatient setting in the
condition_occurrence table starting in the time
window. (analysis ID 102)
- useConditionEraStart
One covariate per condition in the condition_era
table starting in the time window. (analysis ID 201)
- useConditionEraOverlap
One covariate per condition in the condition_era
table overlapping with any part of the time window.
(analysis ID 202)
- useConditionEraGroupStart
One covariate per condition era rolled up to SNOMED
groups in the condition_era table starting in the
time window. (analysis ID 203)
- useConditionEraGroupOverlap
One covariate per condition era rolled up to SNOMED
groups in the condition_era table overlapping with
any part of the time window. (analysis ID 204)
- useDrugExposure
One covariate per drug in the drug_exposure table
starting in the time window. (analysis ID 301)
- useDrugEraStart
One covariate per drug in the drug_era table
starting in the time window. (analysis ID 401)
- useDrugEraOverlap
One covariate per drug in the drug_era table
overlapping with any part of the time window.
(analysis ID 402)
- useDrugEraGroupStart
One covariate per drug rolled up to ATC groups in
the drug_era table starting in the time window.
(analysis ID 403)
- useDrugEraGroupOverlap
One covariate per drug rolled up to ATC groups in
the drug_era table overlapping with any part of the
time window. (analysis ID 404)
- useProcedureOccurrence
One covariate per procedure in the
procedure_occurrence table in the time window.
(analysis ID 501)
- useDeviceExposure
One covariate per device in the device exposure
table starting in the timewindow. (analysis ID 601)
- useMeasurement
One covariate per measurement in the measurement
table in the time window. (analysis ID 701)
- useMeasurementValue
One covariate containing the value per
measurement-unit combination in the time window. If
multiple values are found, the last is taken.
(analysis ID 702)
- useMeasurementRangeGroup
Covariates indicating whether measurements are
below, within, or above normal range within the time
period. (analysis ID 703)
- useMeasurementValueAsConcept
One covariate per measurement-value concept
combination within the time period. (analysis ID
704)
- useObservation
One covariate per observation in the observation
table in the time window. (analysis ID 801)
- useObservationValueAsConcept
One covariate per observation-value concept
combination within the time period. (analysis ID
802)
- useCharlsonIndex
The Charlson comorbidity index (Romano adaptation)
using all conditions prior to the window end.
(analysis ID 901)
- useDcsi
The Diabetes Comorbidity Severity Index (DCSI) using
all conditions prior to the window end. (analysis ID
902)
- useChads2
The CHADS2 score using all conditions prior to the
window end. (analysis ID 903)
- useChads2Vasc
The CHADS2VASc score using all conditions prior to
the window end. (analysis ID 904)
- useHfrs
The Hospital Frailty Risk Score score using all
conditions prior to the window end. (analysis ID
926)
- useDistinctConditionCount
The number of distinct condition concepts observed
in the time window. (analysis ID 905)
- useDistinctIngredientCount
The number of distinct ingredients observed in the
time window. (analysis ID 906)
- useDistinctProcedureCount
The number of distinct procedures observed in the
time window. (analysis ID 907)
- useDistinctMeasurementCount
The number of distinct measurements observed in the
time window. (analysis ID 908)
- useDistinctObservationCount
The number of distinct observations in the time
window. (analysis ID 909)
- useVisitCount
The number of visits observed in the time window.
(analysis ID 910)
- useVisitConceptCount
The number of visits observed in the time window,
stratified by visit concept ID. (analysis ID 911)
- temporalStartDays
A list of integers representing the start of a time
period, relative to the index date. 0 indicates the
index date, -1 indicates the day before the index
date, etc. The start day is included in the time
period.
- temporalEndDays
A list of integers representing the end of a time
period, relative to the index date. 0 indicates the
index date, -1 indicates the day before the index
date, etc. The end day is included in the time
period.
- includedCovariateConceptIds
A list of concept IDs that should be used to
construct covariates.
- addDescendantsToInclude
Should descendant concept IDs be added to the list
of concepts to include?
- excludedCovariateConceptIds
A list of concept IDs that should NOT be used to
construct covariates.
- addDescendantsToExclude
Should descendant concept IDs be added to the list
of concepts to exclude?
- includedCovariateIds
A list of covariate IDs that should be restricted
to.