Summary method for accrual_dfs (as created by accrual_create_df)

# S3 method for accrual_df
summary(object, ...)

Arguments

object: object of class 'accrual_df' or 'accrual_list' produced by accrual_create_df.
...: options passed to other functions

Value

Returns data frame with a header, a row per site and overall and the following columns:

name: name of the site (if accrual_df is a list)
start_date: accrual start date
time: time accruing
n: number of patients accrued
rate: accrual rate per time unit

Examples

data(accrualdemo)
accrual_df<-accrual_create_df(accrualdemo$date, accrualdemo$site)
summary(accrual_df)
#>      name           start_date            time                    n
#> 1  Center First participant in Months accruing Participants accrued
#> 2  Site 1            09Jul2020               3                  141
#> 3  Site 2            20Jul2020               3                   88
#> 4  Site 3            04Sep2020               1                   21
#> 5 Overall            09Jul2020               3                  250
#>                       rate
#> 1 Accrual rate (per month)
#> 2                    45.98
#> 3                    32.59
#> 4                    18.00
#> 5                    81.52