相关实验视频

Updated: Jan 9, 2026

Author Spotlight: Investigating the Mechanism of Action of Acupotomy in Treating Knee Osteoarthritis

Author Spotlight: Investigating the Mechanism of Action of Acupotomy in Treating Knee Osteoarthritis

Published on: October 20, 2023

基于多状态马尔科夫模型的膝关节骨关节炎的进展和影响因素:来自OAI的数据

Aerman Nuer¹, Yasi Yang¹, Boran Sun¹

¹Department of Epidemiology and Statistics, School of Public Health, Tianjin Medical University, Tianjin, China.

Osteoarthritis and cartilage open

|December 9, 2025

概括

膝关节关节炎 (KOA) 可以在阶段之间过渡,早期阶段显示出恢复的潜力. 肥胖和抑郁症状增加了KOA进展的风险,强调了早期干预的必要性.

科学领域:

整形外科和运动医学
类风湿病学类风湿病学
生物统计学生物统计学

背景情况:

膝关节骨关节炎 (KOA) 是一种退行性关节疾病,其特点是软骨损失和功能减弱.
目前的KOA分期系统无法充分捕捉双向状态转换,可能会延迟及时干预.

研究的目的:

在8年的时间内分析膝关节骨关节炎 (KOA) 的动态状态过渡.
确定影响KOA进展和恢复的关键风险因素.

主要方法:

利用了骨关节炎倡议 (OAI) 队列中的2043名参与者 (45-79岁) 的数据.
采用多态马尔科夫 (MSM) 模型来评估正常,早期KOA,放射性KOA (rKOA) 和末期KOA (es-KOA) 状态之间的过渡.
纳入Kellgren-Lawrence等级,症状和患者报告的状态分类结果.

主要成果:

观察到,34.0%的早期KOA患者恢复正常状态,而5.1%的人进展到更先进的阶段.
从早期KOA到rKOA的过渡强度是从正常到rKOA的2.6倍.
确定肥胖 (HR: 2.57),不良的逆侧膝盖状况 (HR: 3.68),抑郁症状 (HR: 2.16) 作为进展的危险因素.
发现改善的身体功能降低了从正常进展到早期KOA的风险 (HR:0.65).

结论:

膝关节骨关节炎的进展是动态的,在早期和末期KOA中观察到的恢复潜力.
诸如肥胖,逆侧膝关节问题和抑郁症状等危险因素需要有针对性的干预措施.
关注已识别的风险因素的早期管理策略对于改善关节健康和减缓KOA进展至关重要.

关键词:

膝关节骨关节炎是一种关节炎.多状态马尔科夫模型风险因素风险因素国家过渡过渡.

更多相关视频

A Reproducible Cartilage Impact Model to Generate Post-Traumatic Osteoarthritis in the Rabbit

A Reproducible Cartilage Impact Model to Generate Post-Traumatic Osteoarthritis in the Rabbit

Published on: November 21, 2023

Glycemic Impact on Knee Osteoarthritis Symptoms on Physical, Radiographic, and Inflammatory Markers among Individuals Aged 50 and Over with Diabetes

Glycemic Impact on Knee Osteoarthritis Symptoms on Physical, Radiographic, and Inflammatory Markers among Individuals Aged 50 and Over with Diabetes

Published on: March 7, 2025

相关概念视频

Knee Joint

Knee Joint

The knee joint is the most complicated joint in the body. It consists of three articulations– two tibiofemoral and one patellofemoral. As is characteristic of synovial joints, the knee joint has a thin articular capsule that partially surrounds this joint cavity. Additionally, several ligaments, muscles, and cartilaginous structures support the movement of the knee.
A total of seven ligaments support the knee joint. The patellar ligament, which is also attached to the quadriceps femoris...

The JAK-STAT Signaling Pathway

The JAK-STAT Signaling Pathway

Several cytokine receptors have tightly bound Janus kinase or JAK proteins attached at their cytosolic tail. Small signaling molecules such as cytokines, growth hormones, or prolactins bind to the cytokine receptors and initiate their dimerization. The dimerization brings the cytosolic JAKs together that trans-phosphorylate and activates each other. The activated JAKs now phosphorylate cytosolic tails of the cytokine receptors, which serve as binding sites for adaptor proteins such as SH2...