From:  Prospective associations of allostatic load with heart failure incidence and prognosis: findings from two national cohorts

 Predictive value of AL in HF onset and prognosis.

CohortsOutcomesModelsC-statistic (95% CI)NRI (95% CI)IDI (95% CI)
EstimateDifference (%)
HRSHF incidenceBase model0.711 (0.669, 0.753)RefRefRef
Base model + AL0.720 (0.678, 0.761)1.15 (–0.73, 3.03)0.142 (–0.031, 0.316)0.0016 (–0.0022, 0.0053)
NHANESCVD-deathBase model0.689 (0.654, 0.723)RefRefRef
Base model + AL0.709 (0.674, 0.743)1.95 (0.36, 3.89)0.182 (0.023, 0.346)0.0002 (–0.0003, 0.0007)
All-caused deathBase model0.689 (0.668, 0.714)RefRefRef
Base model + AL0.699 (0.679, 0.725)1.00 (0.26, 2.16)0.132 (0.065, 0.259)0.0001 (–0.0001, 0.0003)

Base mode included age, sex, race, education levels, married status, family income, smoking, drinking, coronary heart disease, antihypertensive medication, diabetes, and serum creatinine. HRS: Health and Retirement Study; NHANES: National Health and Nutrition Examination Survey; AL: allostatic load; CI: confidence interval; CVD: cardiovascular disease; HF: heart failure; NRI: net reclassification improvement; IDI: integrated discrimination improvement.