service.strict_to_numeric_threshhold_lower: Select only numeric values greater than defined threshhold.
In kidney.epi: Kidney Functions: Clinical and Epidemiological

Description Usage Arguments Details Value Examples

Select only numeric values greater than defined threshhold.

1	service.strict_to_numeric_threshhold_lower(x, threshhold)

`x`	the vector to be checked.
`threshhold`	numeric the threshhold to compare with.

Select only numeric values greater than defined threshhold, and substitute other values with NA.

Programming: Boris Bikbov boris@bikbov.ru.

numeric returns only numeric values greater than threshhold.

myvals <- c(1, 8, -5, "oggi", NA)
# ruturn to myvals2 only numeric values greater than defined threshhold (0 in this case)
#    and susbstitute non-numeric or negative values with NA
myvals2 <- service.strict_to_numeric_threshhold_lower(myvals, 0)
myvals2 # 1, 8, NA, NA, NA