人类特征,骨矿物质密度,骨关节炎和脊柱狭窄症之间的因果关系:孟德尔随机化调查
Maria K Sobczyk1, Benjamin G Faber2, Lorraine Southam3
1MRC Integrative Epidemiology Unit, University of Bristol, Oakfield House, Oakfield Grove, Bristol BS8 2BN, United Kingdom.
Osteoarthritis and cartilage
|December 31, 2023
概括
较高的体重指数 (BMI) 和骨矿物质密度 (BMD) 增加脊柱狭窄的风险,独立于骨关节炎. 这些发现可以指导对老年人这种常见疾病的预防策略.
科学领域:
- 遗传学 遗传学 是一个
- 流行病学 流行病学
- 整形外科 整形外科 整形外科
背景情况:
- 脊柱狭窄是老年人中普遍存在的疾病,与显著的发病率有关.
- 骨关节炎 (OA) 是一种已知的退行性疾病,与脊柱狭窄有关,但其他风险因素尚不清楚.
研究的目的:
- 调查人类学因素,骨关节炎 (OA) 和脊柱狭窄症之间的因果关系.
- 探索OA和身体质量指数 (BMI) 在这些因果途径中的调解作用.
主要方法:
- 两样本的门德尔随机化 (MR) 用于评估风险因素和脊柱狭窄的遗传责任.
- 链接不平衡得分回归和因果分析使用总结效果估计MR被用来检查OA和脊柱狭窄之间的遗传关系.
- 多变量MR (MVMR) 用于研究OA和BMI的调解效应.
主要成果:
- 对于更高的BMI,腰和部周长,在脊柱狭窄方面发现了显著的因果关系.
- 在全身,大腿和腰椎的骨矿物质密度 (BMD) 增加也显示出强有力的因果关系证据.
- 检测到脊柱狭窄和OA之间的高遗传相关性,OA因果影响脊柱狭窄. 在对OA进行调整后,BMI和BMD的直接影响仍然存在.
结论:
- 遗传倾向于更高的BMI和BMD是脊柱狭窄的独立风险因素,无论OA.
- 研究结果表明,脊柱狭窄的预防策略和治疗干预措施可能是潜在的目标.
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