Atrazine and pregnancy outcomes: a systematic review of epidemiologic evidence.

In the analyses that used log-transformed distance to a high ATR site as a continuous variable, the inverse association with gastroschisis (OR = 0.8) did not reach statistical significance.

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Qualitatively, all study results were categorized as “positive” if the measures of association were statistically significantly different from the null when comparing the highest to the lowest exposure category or there was evidence of a significant trend.

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