Finds correct age interval for given age

find_age_group(age, x)

Arguments

age

integer age in years

x

vector of age group break points

Examples

if (FALSE) {
find_age_group(5, c(0, 5, 10, 99)) # would result in "05-09"
find_age_group(12, c(0, 5, 15, 99)) # would result in "05-14"
find_age_group(NA, c(0, 5, 15, 99)) # would result in NA
}