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ADNI Enrollment Date/First Baseline Visit Date

Source: R/enrollment-utils.R
get_adni_enrollment.Rd

This function is used to extract enrollment date (baseline visit date) when subjects are enrolled in ADNI study for the first time.

Usage

get_adni_enrollment(.registry)

Arguments

.registry

Data.frame of REGISTRY() eCRF

Value

A data.frame of overall enrollment in ADNI study with the following variables:

  • RID: Subject ID

  • ORIGPROT: Original study protocols

  • COLPROT: Study data collection protocols

  • EXAMDATE: Enrollment date (i.e. first baseline visit date)

See also

get_adni_screen_date()

Other ADNI specific functions: get_adni_blscreen_dxsum(), get_adni_screen_date()

Examples

if (FALSE) { # \dontrun{
overall_enroll_registry <- get_adni_enrollment(
  .registry = ADNIMERGE2::REGISTRY
)
} # }