Classifying coronary heart disease risk from NHANES survey data (2011-2018), with a full leakage audit and calibration check [P]

Excerpt

Github repo : https://github.com/YouCele/nhanes-chd-classification I built a project that predicts self-reported, physician-diagnosed coronary heart disease using four cycles of NHANES data (2011-2012 to 2017-2018), about 21,500 adults after cleaning. It compares logistic regression with random forest and gradient boosting, trained on demographics, blood pressure, body measurements and a lipid panel. NHANES has a questionnaire section that asks directly about other cardiovascular diagnoses, like