Stata 11 help for svymean help for svygnbreg, svyheckman, svyheckprob, svyintreg, svyivreg, svylogit, svymean, svymlogit, svynbreg, svyologit, svyoprobit, svypoisson, svyprobit, svyprop, svyratio, svyregress, svytab, svytotal ------------------------------------------------------------------------------- These commands have been replaced by the svy prefix command in Stata version 9 (and later). The old command names continue to work. Old Command New Command ----------- --------------- svygnbreg svy: gnbreg svyheckman svy: heckman svyheckprob svy: heckprob svyintreg svy: intreg svyivreg svy: ivreg svylogit svy: logit svymean svy: mean svymlogit svy: mlogit svynbreg svy: nbreg svyologit svy: ologit svyoprobit svy: oprobit svypoisson svy: poisson svyprobit svy: probit svyprop svy: proportion svyratio svy: ratio svyregress svy: regress svytab svy: tabulate svytotal svy: total See the help for the new commands listed above.