本研究针对慢性疼痛与认知功能关系不一致的现状，利用MIDUS队列数据，采用逆概率加权回归调整模型，首次系统探讨了美国中老年人多部位疼痛负担对认知功能的影响。研究发现疼痛部位数量（3个及以上）而非单纯疼痛存在与认知下降显著相关，且疼痛干扰（特别是社会关系和情绪维度）中介了53.6%的效应，为疼痛管理提供了新的干预靶点。

The parking lot tells its own story – a democratic mix of mud-splattered pickup trucks, family minivans, and luxury vehicles, ...

Early childhood stress, especially before age 1, significantly increases psoriasis risk, with an odds ratio of 4.19. The study involved over 16,000 children, using data from the All Babies in ...