gen wgt= hv005/1000000 gen psu =hv001 gen strata = hv023 svyset psu [pw=wgt], strata(strata) keep if age>=15 & age<50 & age!=98 drop if shb10==3 drop if hv103==0 gen ht=0 if sbp!=.| dbp!=. replace ht=1 if (sbp>=140 |dbp>=90| shb19==1)& (sbp!=.|dbp!=.)