Background Measurement of fungal and bacterial biomarkers can be costly, but it is not clear
whether home characteristics can be used as a proxy of these markers, particularly if the
purpose is to differentiate specific classes of biologic exposures that have similar sources
but may have different effects on allergic disease risk. Objective We evaluated home
characteristics as predictors of multiple microbial biomarkers, with a focus on common and
unique determinants and with attention to the extent of their explanatory ability. Methods In�…