simulate_items: Simulate questionnaire items

In nrkoehler/qscorer: Procedures for Scoring Health-related Questionnaires

Description

The function simulates a data.frame including an id variable and the items of any questionnaire.

Usage

simulate_items(
  num_cols = 10,
  num_rows = 100,
  item_name = "item",
  item_range = 0:3,
  prop_mis = 0.05
)

Arguments

num_cols	Number of items (default = 10)
num_rows	Number of rows (default = 100)
item_name	Abbreviated name of questionnaire (default = 'item')
item_range	Item Range (is the same for each item; default = 0 to 3)
prop_mis	Proportion of missing values to be put into each item (default = 0.05)

Value

The function returns the following variables:

• id: Variable with identification numbers

• item_1 to item_n Questionnaire items

Examples

## Not run: 
# Simulate Hospital Anxiety and Depression Scale
library(dplyr)
library(wakefield)
df <- simulate_items(num_cols = 14, num_rows = 100, item_name = "hads", item_range = 0:3, prop_mis = 0.05)

## End(Not run)

nrkoehler/qscorer documentation built on April 5, 2020, 3:09 a.m.