腿部中部软组织厚度的比较准确性和哈德洛克公式在第三个三个月的胎儿体重估计:一个前性的横截面研究
Mona Saad Salman1, Ahmed Nagy Shaker2, Mai Mosad Abdelghany Morsy3
1Obstetrics and Gynecology Department, Faculty of Medicine, Kasr El-Ainy Hospital, Cairo University, Cairo, Egypt.
European journal of obstetrics, gynecology, and reproductive biology
|February 1, 2026
概括
与哈德洛克公式相比,中腿软组织厚度 (MTSTT) 为估计胎儿体重提供了更准确的方法. 这种可重复的技术可以改善产前护理,特别是在高风险怀孕中.
科学领域:
- 产科和妇科 产科和妇科
- 胎儿医学 胎儿医学
- 诊断成像 诊断成像 诊断成像
背景情况:
- 准确的胎儿体重估计对于管理妊娠并发症至关重要,如低出生体重和巨.
- 传统的方法,如哈德洛克公式,可能在准确性上有局限性,特别是在出生体重极端的情况下.
- 中腿软组织厚度 (MTSTT) 是一个有希望的,可重复的参数,可以提高胎儿体重估计.
研究的目的:
- 为了比较基于MTSTT的公式与已建立的哈德洛克公式来估计胎儿体重的准确性.
- 评估MTSTT在怀孕第三季度的临床可行性和诊断性能.
主要方法:
- 一项涉及300个期单子怀孕的前性横截面研究.
- 胎儿生物识别的超声波测量被用来计算估计胎儿体重 (EFW),使用哈德洛克和MTSTT公式.
- 使用相关性,错误分析和ROC曲线,将EFW准确度与实际出生体重进行比较.
主要成果:
- 通过MTSTT模型,与实际出生体重 (r=0.956,r2=0.914) 的相关性明显强于哈德洛克方法 (r=0.778,r2=0.610).
- 基于MTSTT的估计获得了更高的准确性,74%在实际出生体重的5%以内,AUC为0.992用于预测宏.
- 在所有出生体重类别中观察到MTSTT的优异诊断性能.
结论:
- MTSTT是一个非常准确和临床上可行的工具,用于估计胎儿体重在第三个三个月.
- MTSTT的性能优于哈德洛克公式,提供了更高的准确性,特别是在极端胎儿体重的情况下.
- 在胎儿体重评估中,MTSTT为常规产科实践提供了可重复和可靠的替代方案.
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