机器学习算法揭示乳腺癌风险因素:来自大型病例对照研究的见解
Mostafa Dianati-Nasab1,2, Khodakaram Salimifard3, Reza Mohammadi4
1School of Medical and Life Sciences, Sunway University, Sunway City, Malaysia.
Frontiers in oncology
|March 1, 2024
概括
机器学习模型确定了伊朗的关键乳腺癌风险因素,包括胸部X射线史和生活方式选择. 这些发现有助于针对高风险女性制定有针对性的预防策略.
科学领域:
- 在瘤学瘤学.
- 数据科学数据科学数据科学
- 公共卫生 公共卫生
背景情况:
- 乳腺癌 (BC) 仍然是全球和伊朗的重大健康问题.
- 确定可修改和不可修改的风险因素对于有效的预防和早期检测策略至关重要.
- 机器学习为复杂的健康数据提供了先进的分析能力.
研究的目的:
- 应用机器学习模型来识别伊朗人口中初级侵入性乳腺癌发病风险因素.
- 为了弥合差距,改善BC预防,早期检测和管理.
- 确定BC的关键可修改和不可修改的风险因素.
主要方法:
- 一项大型病例控制研究,涉及1009例病例和1009例对照.
- 综合生活方式,健康行为,生殖和社会人口因素的分析.
- 机器学习模型的应用:随机森林 (RF),神经网络 (NN),引导式聚合分类和回归树 (Bagged CART) 和极端梯度增强树 (XGBoost).
主要成果:
- 确定的显著预测因素包括胸部X射线史,故意减肥,堕胎史和更年期后状态.
- 其他重要因素:二手吸烟,低学历,初潮年龄 (>14岁),职业 (就业),第一次分娩年龄 (18-23岁),母乳养时间 (>42个月).
- 随机森林 (RF) 模型表现出最高的性能,曲线下的面积 (AUC) 为0.9,准确率为83.9%,卡帕系数为67.8%.
结论:
- 该研究提供了有关伊朗人口特有的乳腺癌风险因素的宝贵见解.
- 调查结果可以为为患乳腺癌高风险的妇女制定有针对性的预防措施提供信息.
- 机器学习模型在识别与BC风险相关的复杂模式方面被证明是有效的.
更多相关视频
相关概念视频
Cancer Survival Analysis
345
Cancer survival analysis focuses on quantifying and interpreting the time from a key starting point, such as diagnosis or the initiation of treatment, to a specific endpoint, such as remission or death. This analysis provides critical insights into treatment effectiveness and factors that influence patient outcomes, helping to shape clinical decisions and guide prognostic evaluations. A cornerstone of oncology research, survival analysis tackles the challenges of skewed, non-normally...
345
Statistical Methods for Analyzing Epidemiological Data
365
Epidemiological data primarily involves information on specific populations' occurrence, distribution, and determinants of health and diseases. This data is crucial for understanding disease patterns and impacts, aiding public health decision-making and disease prevention strategies. The analysis of epidemiological data employs various statistical methods to interpret health-related data effectively. Here are some commonly used methods:
365
Comparing the Survival Analysis of Two or More Groups
186
Survival analysis is a cornerstone of medical research, used to evaluate the time until an event of interest occurs, such as death, disease recurrence, or recovery. Unlike standard statistical methods, survival analysis is particularly adept at handling censored data—instances where the event has not occurred for some participants by the end of the study or remains unobserved. To address these unique challenges, specialized techniques like the Kaplan-Meier estimator, log-rank test, and...
186
Cancer Prevention
6.2K
Several factors can increase the risk of cancer in an individual. About 50% of cancer cases can be prevented by adopting a healthy lifestyle, regular exercise, eating healthy, and following a modest cancer prevention diet. Epidemiological studies have consistently shown that populations with vegetable and fruit-rich diets have reduced the incidence of cancer. On the other hand, populations who have a diet rich in animal fat, red meat, junk food, or high calories are predisposed to cancer.
Some...
Some...
6.2K


