Fig. 1From: A path analysis of multiple neurotoxic chemicals and cognitive functioning in older US adults (NHANES 1999–2002)A priori model of 14 neurotoxic compounds and DSC scores and confounding factors. PIR is poverty index ratio, Ed1 is less than 9th grade, Ed2 is High School Grad/GED, Ed3 is Some College or AA degree, Ed4 is College Graduate or above, MA is Mexican American, OH is Other Hispanic and NHB is Non-Hispanic BlackBack to article page