Risk factors for Cryptosporidium parvum IgG seropositivity to the 17kDA and 27kDA antigens among persons aged 6–49 in the United States, NHANES 1999–2000.

aAdjusted odds ratios and confidence intervals are displayed from the multivariable survey-weighted logistic model including annual family income to have the most conservative estimates. Bold odds ratios and confidence intervals indicate significance at p ≤ 0.05 after adjusting for multiple comparisons and confounding.bThe p values presented for each covariate were derived from a Satterthwaite-adjusted F statistic via a Wald test and indicate an omnibus test for variable significance.Risk factors for Cryptosporidium parvum IgG seropositivity to the 17kDA and 27kDA antigens among persons aged 6–49 in the United States, NHANES 1999–2000.