D-Score for Child Development

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Documentation for package ‘dscore’ version 1.10.0

• 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_mu	Median D-score from the base population for a given key
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)