score_kfq: score_kfq: Score data from the Kid's Food Questionnaire

In alainapearce/kellertools: Keller Lab Data Tools

score_kfq: Score data from the Kid's Food Questionnaire

Description

This function scores the Kid's Food Questionnaire, which is a lab generated measure of child reported food frequency. The modal frequency and score is calculated for the following subscales: Breads and Grains, Vegetables, Fruits, Dairy, Protein, Beverages, Snacks, Deserts, Condiments.

Usage

score_kfq(kfq_data, parID)

Arguments

kfq_data	a data.frame all items for the Kid's Food Questionnaire following the naming conventions described above
parID	(optional) name of participant ID column in intake_data. If included the output dataset will be matched by parID, if not included the output dataset will be in the order of intake_data but will have no participant identifier.

Details

Note: number of items in each category differs so the total score (i.e., sum) cannot be compared across categories.

To use this function, the data must be prepared according to the following criteria: 1) The data must include all individual questionnaire items 2) The columns/variables must match the following naming convention: 'kfq#' where # is the question number (1-46) 3) All questions must have the numeric value for the choice: 0 - Never Eat This, 1 - Less than once in 7 days, 2 - 1-2 times in 7 days, 3 - 3-5 times in 7 days, 4 - 6-7 times in 7 days, 5 - More than 7 times in 7 days

Note, as long as variable names match those listed, the dataset can include other variables

Value

A dataset with a score for the Kid's Food Questionnaire

See Also

Raw data from Qualtrics was processed using the following script: util_fbs_child_v2dat and util_fbs_child_v2dat_home

Examples

# scoring for the kfq with IDs
kfq_score_data <- score_kfq(kfq_data, parID = 'ID')

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alainapearce/kellertools documentation built on Feb. 25, 2024, 7:16 a.m.