Multivariable association of environmental and socio-demographic factors with A. lumbricoides infection using logistic regression with fractional polynomials (n = 6,363).

β = beta coefficient; OR = odds ratio; 95% CI = confidence interval; LST = land surface temperature; EVI = enhanced vegetation index; SES = socio economic score, AIC = Akaike information criterion; BIC = Bayesian information criterion.a)Adjusted for household clustering using Huber/White/Sandwich variance estimates and for study sites.b)Fractional polynomial transformation with two degrees and powers p = 3: β1xp+β2xp*ln x.c)Fractional polynomial transformation with two degrees and powers p = −0.5: β1xp+β2xp*ln x.d)Percentage of households with a latrine within one kilometer around the participant's household.