Number of incomplete cases

Calculates the number of incomplete cases.

Usage

nic(x)

Arguments

x

An R object. Currently supported are methods for the following classes: mids, data.frame and matrix. Also, x can be a vector.

Value

Number of elements in x with incomplete data.

See also

ncc, cci

Author

Stef van Buuren, 2017

Examples

nic(nhanes) # the remaining 12 rows
#> [1] 12
nic(nhanes[, c("bmi", "hyp")]) # number of cases with incomplete bmi and hyp
#> [1] 9