In growthcharts/bdsreader: Read Data from the Basisdataset Jeugdgezondheidszorg

knitr::opts_chunk$set(
  collapse = TRUE,
  comment = "#>"
)

library(bdsreader)
knitr::opts_chunk$set(echo = TRUE)

The remainder of this README describes the steps taken to read the data in more detail. The steps are:

JSON Input Data

The example file maria.json contains Maria's data coded in JSON format according to BDS-schema file bds_v3.0.json. Here's the contents of the file with the child data:

{
  "Format": "3.0",
  "organisationCode": 1234,
  "reference": "Maria",
  "clientDetails": [
    {
      "bdsNumber": 19,
      "value": "2"
    },
    {
      "bdsNumber": 20,
      "value": "20181011"
    },
    {
      "bdsNumber": 82,
      "value": 189
    },
    {
      "bdsNumber": 91,
      "value": "1"
    },
    {
      "bdsNumber": 110,
      "value": 990
    },
    {
      "bdsNumber": 238,
      "value": 1670
    },
    {
      "bdsNumber": 240,
      "value": 1900
    }
  ],
  "clientMeasurements": [
    {
      "bdsNumber": 235,
      "values": [
        {
          "date": "20181111",
          "value": 380
        },
        {
          "date": "20181211",
          "value": 435
        }
      ]
    },
    {
      "bdsNumber": 245,
      "values": [
        {
          "date": "20181011",
          "value": 990
        },
        {
          "date": "20181111",
          "value": 1250
        },
        {
          "date": "20181211",
          "value": 2100
        }
      ]
    },
    {
      "bdsNumber": 252,
      "values": [
        {
          "date": "20181111",
          "value": 270
        },
        {
          "date": "20181211",
          "value": 305
        }
      ]
    }
  ],
  "nestedDetails": [
    {
      "nestingBdsNumber": 62,
      "nestingCode": "01",
      "clientDetails": [
        {
          "bdsNumber": 63,
          "value": "19950704"
        }
      ]
    },
    {
      "nestingBdsNumber": 62,
      "nestingCode": "02",
      "clientDetails": [
        {
          "bdsNumber": 63,
          "value": "19901202"
        }
      ]
    }
  ]
}

JSON is a lightweight format to exchange data between electronic systems. Field "bdsNumber" refers to the numbers defined in the Basisdataset JGZ. Field "value" contains the value for the "bdsNumber". See Basisdataset JGZ 4.0.1 for more details on "bdsNumber".

Read and parse input data

Validate input data

Age calculation

D-score calculation

Z-score calculation

Structure of result

Further information

growthcharts/bdsreader documentation built on June 9, 2025, 3:37 a.m.