Table 2.

Prevalence (rate per 100 inhabitants), odds ratio (OR), and 95% confidence interval (95% CI) for ASD in the population living in areas of high pesticide use relative to areas of low pesticide use.

ASD	High Pesticide Use	Low Pesticide Use	OR (95% CI)	p Value *
Total	1.03	0.76	1.34 (1.24–1.44)	<0.001
Males	1.47	1.03	1.42 (1.30–1.55)	<0.001
Females	0.56	0.48	1.17 (1.10–1.34)	0.02

* p-value obtained by Pearson’s Chi-squared test.