is.wimids: Checks for the 'wimids' Class
In MatchThem: Matching and Weighting Multiply Imputed Datasets

Description Usage Arguments Details Value Author(s) See Also Examples

is.wimids() function checks whether class of objects is wimids or not.

1	is.wimids(object)

object

This argument specifies the object that should be checked to see if is of the wimids class or not.

The class of objects is checked to be of the wimids.

This function returns a logical value indicating whether object is of the wimids class.

Farhad Pishgar

weightthem

wimids

#Loading libraries
library(MatchThem)

#Loading the dataset
data(osteoarthritis)

#Multiply imputing the missing values
imputed.datasets <- mice::mice(osteoarthritis, m = 5)

#Estimating weights of observations in the multiply imputed datasets
weighted.datasets <- weightthem(OSP ~ AGE + SEX + BMI + RAC + SMK,
                                imputed.datasets,
                                approach = 'within',
                                method = 'ps',
                                estimand = "ATT")

#Checking the 'weighted.datasets' object
is.wimids(weighted.datasets)
is(weighted.datasets)