Additional file 1 of The portfolio dietary pattern and risk of cardiovascular disease mortality during 1988–2019 in US adults: a prospective cohort study

Additional file 1: Appendix 1–3; Tables S1-S10; Figures S1-S8. Appendix 1. Mortality linkage. Appendix 2. Covariate assessment. Appendix 3. Additional analyses performed beyond primary outcomes. Table S1. Scoring Criteria for the Portfolio Diet using the Portfolio Diet Score with Commonly Reported Foods Items in the 24-h recalls. Table S2. Mean intake of the Portfolio Diet components by tertiles of the Portfolio Diet Score, weighted means. Table S3. Adjusted hazard ratio of the primary outcome of CVD mortality according to tertiles of the Portfolio Diet Score by baseline CVD status. Table S4. Adjusted hazard ratio of CHD mortality according to tertiles of the Portfolio Diet Score by baseline CVD status. Table S5. Adjusted hazard ratio of stroke mortality according to tertiles of the Portfolio Diet Score by baseline CVD status. Table S6. Adjusted hazard ratio of all-cause mortality according to tertiles of the Portfolio Diet Score by baseline CVD status. Table S7. Spearman correlation coefficients between the Portfolio Diet Scoreand the Healthy Eating Index: unweighted analysis. Table S8. Adjusted hazard ratio of all mortality outcomes with BMI according to tertiles of the Portfolio Diet Score. Table S9. Adjusted associations of the individual Portfolio Diet Score components and CVD mortality through a continuous analysis using RCS fully adjusted model using linked mortality files through 2019. Table S10. Subgroup analysis for race/ethnicity by four original groupings with adjusted hazard ratio for all outcomes. Figure S1. Selection of study population. Figure S2. Directed acyclic graph of the Portfolio Diet and CVD mortality. Figure S3. Survival curves for: CVD mortality, CHD mortality,stroke mortality, and all-cause mortality. Figure S4. Adjusted differences in hazard ratio for: CVD mortality, CHD mortality, stroke mortality, and all-cause mortality. Figure S5. Subgroup analysis with adjusted hazard ratio for CVD mortality. Figure S6. Subgroup analysis with adjusted hazard ratio for CHD mortality. Figure S7. Subgroup analysis with adjusted hazard ratio for stroke mortality. Figure S8. Subgroup analysis with adjusted hazard ratio for all-cause mortality.