遵守2018年WCRF/AICR建议和结直肠癌风险:一个病例控制和门德尔随机化研究
Tiantian Wu1, Yujing Fang2, Qingjian Ou2
1Department of Epidemiology, School of Public Health, Sun Yat-sen University, Guangzhou, China.
Nutrition (Burbank, Los Angeles County, Calif.)
|December 11, 2025
概括
坚持世界癌症研究基金/美国癌症研究所 (WCRF/AICR) 的指导方针,特别是关于植物性食品和限制酒精的指导方针,可显著降低结肠直肠癌 (CRC) 的风险. 这项研究证实了中国人群的保护作用.
科学领域:
- 营养与癌症流行病学
- 预防性瘤学预防性瘤学
- 公共卫生 营养 公共卫生 营养
背景情况:
- 世界癌症研究基金/美国癌症研究所 (WCRF/AICR) 建议与结直肠癌 (CRC) 风险之间的联系存在不一致的发现.
- 关于这种关联,中国人口的数据有限.
研究的目的:
- 综合评估遵守2018年WCRF/AICR建议与中国人口中CRC风险之间的关系.
- 评估整体遵守得分和个人建议对CRC风险的影响.
主要方法:
- 一个病例控制研究涉及3030个CRC病例和3044个对照.
- 后勤回归模型分析了与WCRF/AICR得分和个人建议的关联.
- 门德尔随机化 (MR) 评估了特定建议的因果关系.
主要成果:
- 对2018年WCRF/AICR得分 (OR 0.52) 和饮食得分 (OR 0.51) 的更高遵守与降低CRC风险有关.
- 对体力活动,植物性食品,有限的红肉/加工肉和有限的酒精的个人建议显示,与CRC风险有相反的关联.
- 植物性食品摄入量和酒精消费量的限制得到了MR分析的支持.
结论:
- 更多地遵守2018年WCRF/AICR建议与CRC风险相反相关.
- 植物性食品摄入量和酒精限制是降低CRC风险的关键因素,得到了强有力的证据支持.
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