Several prognostic models for gestational diabetes mellitus (GDM) are provided in the literature; however, their clinical significance has not been thoroughly evaluated, especially with regard to application at early gestation and in accordance with the most recent diagnostic criteria. This external validation study aimed to assess the predictive accuracy of published risk estimation models for the later development of GDM at early pregnancy.

中文翻译：

---

早期风险评估工具的性能，以预测妊娠糖尿病的后期发展

文献中提供了几种妊娠期糖尿病 (GDM) 的预后模型；然而，它们的临床意义尚未得到彻底评估，特别是在妊娠早期的应用方面以及根据最新的诊断标准。这项外部验证研究旨在评估已发表的风险估计模型对妊娠早期 GDM 后期发展的预测准确性。