Function to count number of individual cases and blood counts.
count_cases(x)
count_cbc(x, columns = c("HGB", "MCV", "PLT", "RBC", "WBC"), complete = FALSE)
integer
, number of cases or blood counts
count_cases(sbcdata)
#> [1] 913346
count_cbc(sbcdata)
#> [1] 2580217