Separate log-binomial models estimating the crude and adjusted relationship between active mountain top removal mining exposure within 5-km of maternal address and presence of a birth defect.

Separate log-binomial models estimating the crude and adjusted relationship between active mountain top removal mining exposure within 5-km of maternal address and presence of a birth defect.分别构建对数二项模型（log-binomial models），以估计产妇住址5公里范围内的活跃山顶剥离开采暴露与出生缺陷发生之间的粗关联及校正后关联。