Graph combine with tempfiles

graph-combine.do

  local graphs ""
  local x = 1
  foreach var of varlist ///
    diarrhea_history_duration tb_history_sputum ///
    malaria_history_fevertype pph_history_pph ///
    diabetes_history_numblimb {

      local title :  var lab `var'
      local graphs `"`graphs' "\``var''"  "'
      tempfile `var'

      binsreg `var' theta_mle , polyreg(3) ///
        dotsplotopt(mc(black)) polyregplotopt(lc(red) lw(thick)) ///
        ylab(0 "0%" .5 "50%" 1 "100%" , notick) yline(0 .5 1 , lc(black)) ///
        yscale(noline) xscale(noline) ytit(" ") title("`title'") ///
        xlab(0 "" 5 "+5" -5 "-5" -1 " " -2 " " -3 " " -4 " " 1 " " 2 " " 3 " " 4 " ") ///
          note("Provider competence score {&rarr}" , ring(0)) xtit("") ///
        saving(``var'') nodraw

    }

    graph combine `graphs'