create_sld_vars: Create variables indicating SLD status
In idea-labs/comsldpsy: Data and analysis code for Visser et. al (2020)

Description Usage Arguments Details Value

Create variables dsm5_cutoff_35{_*} indicating SLD status according to DSM-V. A cutoff of z-score <= -1.5 (T-score <= 35) is used to classify children as having an SLD and a z-score > -1 to classify children as not having an SLD.

1	create_sld_vars(data)

data

tbl. The data frame to be transformed

dsm5_cutoff_35: groups children as having no SLD, an isolated SLD in reading, spelling, or arithmetic or the different combinations of the three SLDs (8 levels).

dsm5_cutoff_35_{read/spell/math}: group children as having or not having a certain SLD.

dsm5_cutoff_35_01: groups children as having or not having any SLD.

dsm5_cutoff_35_012: groups children as having no, an isolated SLD, or comorbid SLDs.

dsm5_cutoff_35_n: counts number of SLDs a child has.

tbl. The transformed data frame

idea-labs/comsldpsy documentation built on April 14, 2020, 4:28 p.m.