m4_patients: Access unique patients in the database

In hdshea/MIMIC4db: Package for building, loading and referencing the Google BigQuery verion of the MIMIC-IV

Description

This function provides base access to the patients table containing data that is consistent for the time span of a patient in the database - i.e., there is one unique entry per patient in the database.

Usage

m4_patients(con, cohort = NULL, ...)

Arguments

con	A bigrquery::bigquery() DBIConnection object, as returned by DBI::dbConnect() with an appropriate bigrquery::bigquery() DBI driver specified in the call.
cohort	an optional vector of patient IDs defining the cohort of interest
...	additional optional passed along parameters.

Details

Table attributes for patients table:

(PKEY subject_id)

Value

a tibble with the results.

Examples

# To run examples, you must have the BIGQUERY_TEST_PROJECT environment
# variable set to name of project which has billing set up and to which
# you have write access.
con <- bigrquery::dbConnect(
  bigrquery::bigquery(),
  project = bigrquery::bq_test_project(),
  quiet = TRUE
)

pat <- m4_patients(con, cohort = 10137012)
dim(pat)

bigrquery::dbDisconnect(con)

hdshea/MIMIC4db documentation built on Dec. 20, 2021, 3:45 p.m.