Crude odds ratios (COR) and adjusted odds ratios (AOR) for association between self-reported systemic health complaints and residence at Cr (VI) contaminated communities.

CI-confidence interval.
aChi-square test was used to test significance for odds ratio. Control group from reference community is taken as reference category.
bAdjusted for age (continuous in years), smoking (yes/no) and education status (Illiterate/primary/high school/graduation & above).
cAdjusted for age (continuous in years), smoking (yes/no), education status (Illiterate/primary/high school/graduation & above) and diet (veg/non-veg).
dAdjusted for age (continuous in years), smoking (yes/no), education status (Illiterate/primary/high school/graduation & above), self-reported allergy and asthma.
eAdjusted for age (continuous in years), smoking (yes/no), education status (Illiterate/primary/high school/graduation & above) and self-reported diabetes.
*p<0.05,
**p<0.01,
***
p<0.001.