肠道微生物群和牙周炎的新型饮食指数之间的关联:一个横截面研究
Xinlian Zhang1, Xia Lv1, Li Zhang1
1Department of Stomatology, Affiliated Hospital of Shandong University of Traditional Chinese Medicine, Jinan, Shandong, China.
Frontiers in nutrition
|February 2, 2026
概括
较高的肠道微生物群 (DI-GM) 饮食指数得分与较低的牙周炎风险有关. 体重指数 (BMI) 在很大程度上调解了这一关联,强调了饮食在肠道健康和牙疾病预防方面的作用.
科学领域:
- 微生物组研究的研究.
- 口腔健康 口腔健康
- 营养科学 营养科学
背景情况:
- 肠道微生物群和牙周炎是越来越有研究兴趣的领域.
- 肠道微生物群的饮食指数 (DI-GM) 是肠道微生物群多样性的新型指标.
- DI-GM和牙周炎之间的关系以前没有被研究过.
研究的目的:
- 调查肠道微生物群 (DI-GM) 的饮食指数与牙周炎之间的关联.
- 探索身体质量指数 (BMI) 在这种关系中的潜在调解作用.
主要方法:
- 使用2009-2014年国家健康和营养检查调查 (NHANES) 的数据进行横截面研究.
- 包括9978名年龄在30-80岁之间的参与者,有牙周检查记录.
- 使用饮食回忆数据计算DI-GM;使用多变量逻辑回归分析了牙周炎与牙周炎的关联,使用BMI作为潜在的调解器.
主要成果:
- 更高的DI-GM得分与牙周炎相反相关 (OR=0.94,95% CI:0.91-0.97).
- 较高的有益微生物群得分与较低的牙周炎患病率相关 (OR=0.90,95% CI:0.87-0.94).
- 体重指数 (BMI) 显示出显著的调解效应 (4.9%,95% CI:0.96-11.05%).
结论:
- DI-GM显示了与牙周炎患病率的反向关联.
- 体重指数 (BMI) 在DI-GM和牙周炎之间的关系中起着重要的调解作用.
- 影响肠道微生物群的饮食模式可能会影响口腔健康.
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