Tree Plots of Study-specific and Summary Effect Estimates for all available studies.

<p>Tree Plots of Study-specific and Summary Effect Estimates for all available studies.</p

Summary of the results from previous and present studies.

<p>Summary of the results from previous and present studies.</p

Odds ratios of stillbirth according to exposure to TTHMs in Taiwan 2001–2003.

<p>cOR: crude odds ratio; aOR: adjusted odds ratio. Logistic regression analysis adjusting for maternal age, plurality, and population density.</p

Distribution of demographic variables among case and controls.

<p>Distribution of demographic variables among case and controls.</p

Funnel plot of the effect estimates (ln OR) by their SEs (s.e. of ln OR).

<p>The vertical line indicates the summary effect estimate (1.11) from the fixed-effects model according to the SE, and the dashed lines showpseudo 95% confidence limits for the summary effect estimate.</p

A comparison of the results from the present, Massachusetts, and Nova Scotia.

*<p>P<0.05 indicates that a random-effects model is more appropriate.</p><p>Startum A = chlorinated and chloramined surface water; Stratum B = routine measurement of trihalomethanes; Startum C = excluded Taiwan study; Startum D = excluded England study; Startum E = focusing on routine measurement of trihalomethanes and excluded Taiwan study; Startum F = focusing on routine measurement of trihalomethanes and excluded England study; G = focusing on routine measurement of trihalomethanes and excluded both England and Taiwan studies; H = included England and Taiwan Studies.</p

Characteristics of the study population (N = 396,049) according to the categories of exposure, Taiwan, 2001–2003.

<p>Characteristics of the study population (N = 396,049) according to the categories of exposure, Taiwan, 2001–2003.</p

Spearman correlation of average concentration of air pollutants of preceding year before end of follow-up.

<p>Note: CO, carbon monoxide; NO₂, nitrogen dioxides; O₃, ozone; PM₁₀, particles with aerodynamic diameter less than 10 µm; SO₂, sulfur dioxide. ** P<0.0001.</p

Crude and adjusted hazard ratios (95% confidence interval) for newly diagnostic autism spectrum disorders (ASD) from single pollutant model over several years before newly diagnostic ASD.

<p>Note: CO, carbon monoxide; NO₂, nitrogen dioxides; O₃, ozone; PM₁₀, particles with aerodynamic diameter less than 10 µm; SO₂, sulfur dioxide.</p>a<p>Adjusted HRs were adjusted for age, anxiety, gender, intellectual disabilities, preterm, and SES.</p>b<p>Adjusted HRs were adjusted for age, anxiety, gender, intellectual disabilities, obsessive compulsive disorder, phobia, preterm, and SES.</p

Crude and adjusted hazard ratios (95% confidence interval) for newly diagnostic autism spectrum disorders (ASD) from single pollutant model.

<p>Note: CO, carbon monoxide; NO₂, nitrogen dioxides; O₃, ozone; PM₁₀, particles with aerodynamic diameter less than 10 µm; SO₂, sulfur dioxide.</p>a<p>Adjusted HRswere adjusted for age, anxiety, gender, intellectual disabilities, preterm, and SES.</p>b<p>Adjusted HRs were adjusted for age, anxiety, gender, intellectual disabilities, obsessive compulsive disorder, phobia, preterm, and SES.</p