📄 medicine

Implementation and Adoption of Novel Antenatal Technologies for Routine Pregnancy Care in Low-Income Settings: A Multicentre Qualitative Study

这项在乌干达进行的定性研究表明,尽管新型产前技术在改善低收入环境下的孕产妇护理方面具有潜力,但其成功实施取决于解决与用户接受度、临床工作流集成以及更广泛的卫生系统准备度相关的相互关联的挑战。

Ashley Younger, Olive Kabajaasi, Winfred Nakato Nansozi, Judith Hope Kinconco, Shanitah Nankya, Daniel Lukakamwa, Emmanu (…)2026-07-18
📄 medicine

Point‑of‑Care Ultrasound Accurately Detects COPD: A Multicenter Prospective Diagnostic Accuracy Study

这项多中心前瞻性研究表明,虽然肺部超声表现无法区分慢阻肺(COPD),但特定的心脏点式超声(POCUS)模式(胸骨旁切面欠佳及心底切面保留)结合临床因素可准确识别慢阻肺,其曲线下面积(AUC)达到0.94且具有较高的阴性预测值。

Roy Rafael Dayan, Itamar Ben Shitrit, Ofri Karni, LEV Freidkin, Jonathan Taylor, Omer Babayan, Roni Jedwab, Tomer Gat, R (…)2026-07-18
📄 medicine

Prevalence of Sarcopenia Risk and Its Associations with Physical Performance, Mental Health, Lifestyle Behaviors, Nutritional Status, and Short- Bout Physical Activity Among Community Dwelling Older Adults in the UAE: A Cross-Sectional Study

这项针对阿联酋495名社区居住老年人的横断面研究显示,肌少症风险的患病率为29.7%,并确定了身体机能低下、认知障碍和营养状况不足是关键的独立预测因子,同时强调了进行全面老年医学筛查与干预的必要性。

Tharunya Magesh, Ramprasad Muthukrishnan2026-07-17
📄 medicine

Pretreatment prognostic nutritional index is associated with survival outcomes in locally advanced NSCLC treated with definitive chemoradiotherapy

这项针对102例接受根治性同步放化疗治疗的局部晚期非小细胞肺癌患者的回顾性研究发现,较低的治疗前预后营养指数(PNI ≤ 43.5)是无进展生存期和总生存期较差的独立预测因子,而其他免疫营养指标如NLR和PLR则未显示出显著相关性。

Serdar İleri, Sezai Tunç, Ogur Karhan, Nadiye Akdeniz, Fatma Keskin Uzundere, Mehmet Sıddık Dilek, Tugba Tezer Kalkan, V (…)2026-07-17
📄 medicine

Interpretable Radiomics-Based Machine Learning for Non-Invasive Prediction of Tertiary Lymphoid Structure Status in Pancreatic Ductal Adenocarcinoma

本研究开发并内部验证了一种基于影像组学的可解释机器学习框架,具体为一种 XGBoost 模型,该模型在非侵入性预测胰腺导管腺癌患者三级淋巴结构状态方面实现了高准确度,为免疫表型分析和患者分层提供了一种极具前景的策略。

Hao Zhang, Xuan Zou, Lei Wang, Jing Gong, Xuan Lin, Qiuhua Cheng, Zhenxing Wang, Huan Chen, Fei Ding, Tong Tong, Xu Wang (…)2026-07-17
📄 medicine

Associations Between Multi-Source Formative Assessment and Summative Examination Performance in Undergraduate Diagnostic Medicine: Evidence Supporting Programmatic Assessment

本研究表明,涵盖认知、程序和沟通领域的多元来源形成性评估在预测本科诊断医学考试表现方面具有显著的增量效度,从而支持了多领域项目式评估系统的设计,同时也凸显了理论作业因天花板效应而存在的局限性。

Tingting Liu, Xionghui Ma, Yi Huang, Ruxing Yang, Tianwen Lai2026-07-17
📄 medicine

Artificial intelligence based analysis of body composition to predict the short term and long term outcomes after pancreatectomy

本研究表明,一种用于分析 L3 水平身体成分的全自动人工智能模型能够有效预测接受胰腺切除术患者的短期手术并发症及长期生存结局,并将肌少症和肌脂肪浸润识别为风险分层和个性化临床决策的关键指标。

Zhenghua Cai, Ying Cao, Jialing Li, Yifei Yang, Abaydulla Elyar, Liang Mao, Yudong Qiu, Ying Li, Xu Fu, Jingjing Ji2026-07-17