# D-Score for Child Development

## Documentation for package ‘dscore’ version 1.9.0

- DESCRIPTION file.
- User guides, package vignettes and other documentation.
- Package NEWS.

## Help Pages

builtin_itembank | Collection of items fitting the Rasch model
builtin_itemtable | Collection of items from instruments measuring early child development
builtin_keys | Available keys for calculating the D-score
builtin_references | Collection of age-conditional reference distributions
calculate_posterior | Calculate posterior of ability
count_mu | Median D-score from the default references for the given key
count_mu_dutch | Median of Dutch references
count_mu_gcdg | Median of GCDG references
count_mu_phase1 | Median of phase1 references
count_mu_preliminary_standards | Median of preliminary_standards
daz | Calculate Development-for-Age Z-score (DAZ)
decompose_itemnames | Decomposes item names into their four components
dscore | D-score estimation
dscore_posterior | D-score estimation
get_age_equivalent | Get age equivalents of items that have a difficulty estimate
get_itemnames | Extract item names
get_itemtable | Get a subset of items from the itemtable
get_labels | Get labels for items
get_reference | Get D-score reference
get_tau | Obtain difficulty parameters from item bank
gsample | Sample of 10 children from the GSED Phase 1 study
milestones | Outcomes on developmental milestones for preterm-born children
normalize | Normalize distribution
order_itemnames | Sorts item names according to user-specified priority
posterior | Calculate posterior for one item given score, difficulty and prior
rename_gcdg_gsed | Rename items from gcdg into gsed lexicon
sample_hf | Sample of 10 children from GSED HF
sample_lf | Sample of 10 children from gto (LF)
sample_sf | Sample of 10 children from gpa (SF)
sort_itemnames | Sorts item names according to user-specified priority
zad | Calculate Development-for-Age Z-score (DAZ)