*! _gpctrange v1.0.0 CFBaum 11aug2008 program _gpctrange version 10.1 syntax newvarname =/exp [if] [in] [, LO(integer 25) HI(integer 75) *] if `hi' > 99 | `lo' < 1 { display as error "Percentiles `lo' `hi' must be between 1 and 99." error 198 } if `hi' <= `lo' { display as error "Percentiles `lo' `hi' must be in ascending order." error 198 } tempvar touse phi plo mark `touse' `if' `in' quietly { egen double `phi' = pctile(`exp') if `touse', `options' p(`hi') egen double `plo' = pctile(`exp') if `touse', `options' p(`lo') generate `typlist' `varlist' = `phi' - `plo' if `touse' } end