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Calculates the domain specific D-score and DAZ for each visit

Source: R/calculate_ddomain.R
calculate_ddomain.Rd

The function draw_chart() plots individual data on the growth chart.

Usage

calculate_ddomain(
  txt = "",
  session = "",
  format = "3.1",
  append = c("ddi", "gs1"),
  set = "GFCLS",
  domain = NULL,
  loc = "",
  ...
)

Arguments

txt

A JSON string, URL, or file with BDS data in JSON format. Data should conform to the BDS JGZ 3.2.5 specification.

session

Optional session key if data is already uploaded to sitehost.

format

JSON schema version, e.g., "3.0". Used when uploading.

append

Optional vector of strings indicating which instrument to base D-score calculations on. Currently supports ddi and gs1. Requires JSON schema V3.0 or later.

set

String with the name of the domainset

domain

Vector of strings with names of specific domains, by default all domains in the set are returned.

loc

Deprecated. Use session instead.

...

Ignored

Value

A list of data.frames.

Author

Iris Eekhout 2025

Examples

fn <- system.file("testdata", "Laura_S.json", package = "james")
df <- calculate_dscore(txt = fn)
head(df, 4)
#> [1] a   n   p   d   sem daz
#> <0 rows> (or 0-length row.names)