饮食模式,非向代谢物概况及其与结直肠癌风险相关性
Stina Bodén1,2, Rui Zheng3, Anton Ribbenstedt4
1Department of Diagnostics and Intervention, Oncology, Umeå University, Umeå, Sweden. stina.boden@umu.se.
Scientific reports
|January 26, 2024
概括
早餐饮食模式可能会降低结肠直肠癌 (CRC) 的风险,特别是女性的偏远结肠癌. 与饮食相关的特定代谢物,如酒精和纤维,也与CRC风险有关.
科学领域:
- 营养流行病学 营养流行病学
- 代谢学 代谢学 代谢学
- 癌症研究 癌症研究
背景情况:
- 饮食模式复杂,并影响结肠直肠癌 (CRC) 风险.
- 了解饮食,代谢物和CRC之间的联系对于预防至关重要.
- 数据驱动的方法可以揭示与疾病风险相关的新型饮食模式.
研究的目的:
- 识别数据驱动的饮食模式,并评估它们与血代谢物概况的关联.
- 调查这些饮食模式与结直肠癌 (CRC) 风险之间的关系.
- 探索特定代谢物如何反映饮食摄入量并与CRC风险相关.
主要方法:
- 探索性/确认性因子分析,以确定680例CRC病例和对照中的饮食模式.
- 随机森林回归来评估饮食和LC-MS代谢概况之间的关联.
- 多变量条件后勤回归和主要成分分析,以链接饮食模式,代谢物和CRC风险.
主要成果:
- 确定了12个数据驱动的饮食模式;早餐饮食模式与CRC风险相反相关 (OR 0.89).
- 这种早餐模式与远端结肠癌风险的逆相关性更强 (OR 0.75),在女性中更为明显 (OR 0.69).
- 反映酒精摄入量的代谢物与CRC风险增加有关,而反映纤维,全谷物,水果和蔬菜的代谢物与风险降低有关.
结论:
- 早餐饮食模式可能有助于预防结肠直肠癌,尤其是女性的偏远结肠癌.
- 饮食代谢物提供了关于将饮食与CRC风险联系起来的生物机制的见解.
- 对特定的饮食成分及其代谢作用的进一步研究可以为有针对性的癌症预防策略提供信息.
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