Survey settings for individual level analysis: svyset PSU [pweight=WTIND], strata(SUBSTRATUM) fpc(NPSUSS) singleunit(certainty) || ID, fpc(NHHPSU) || _n, fpc(NADHH)
Survey settings for household level analysis: svyset PSU [pweight=WTHH], strata(SUBSTRATUM) fpc(NPSUSS) singleunit(certainty) || ID, fpc(NHHPSU)