Dose levels within a NIF object

This function summarizes the doses in the individual first administration by subject and drug, and the number of subjects treated at this dose level. Subsequent dose modifications are ignored.

Usage

dose_levels(obj, cmt = 1, group = NULL)

Arguments

obj

A rich or minimal NIF object.

cmt

The compartment (CMT) as numeric.

group

Further fields to be included (and to be grouped by) in the output.

Value

A data frame.

Examples

dose_levels(examplinib_fe_nif)
#>   RS2023  N
#> 1    500 20
dose_levels(examplinib_fe_nif, group = "SEX")
#>   SEX RS2023  N
#> 1   0    500 13
#> 2   1    500  7
dose_levels(examplinib_fe_nif, group = c("SEX", "FASTED"))
#>   SEX FASTED RS2023  N
#> 1   0      0    500 13
#> 2   0      1    500 13
#> 3   1      0    500  7
#> 4   1      1    500  7
dose_levels(examplinib_sad_min_nif)
#>      1  N
#> 1    5  3
#> 2   10  3
#> 3   20  3
#> 4   50  3
#> 5  100  6
#> 6  200  3
#> 7  500 18
#> 8  800  6
#> 9 1000  3
dose_levels(new_nif())
#> NULL