To evaluate whether having a pregnancy in a deprived neighborhood was associated with an increased risk of gestational diabetes mellitus (GDM) compared with having a pregnancy in the least-deprived neighborhoods.

中文翻译：

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怀孕早期的邻居剥夺与妊娠糖尿病之间的关联。

评估与在最贫困社区怀孕相比，在贫困社区怀孕是否与妊娠期糖尿病 (GDM) 风险增加相关。