Additional file 1 of Associations between types and sources of dietary carbohydrates and liver fat: a UK Biobank study

Additional file 1. Table S1. Data-field codes used to estimate dietary variables. Table S2. Exclusion criteria. Table S3. Data-fields used for variables included in the analyses. Table S4. Difference with liver fat geometric mean in quintile 1, presented as percentage (%). Prospective analyses (N=9,268). Table S5. Cross-sectional analyses (N=22,973) ORs of HSI≥36, by quintiles of intake of carbohydrate types and sources with sequential adjustment for confounders. Table S6. Sequential adjustment for confounders (N=9,268). Table S7. Test for heterogeneity by sex. Table S8. Test for heterogeneity across groups of Body Mass Index (BMI). Estimated change in mean liver fat percentage per 1% increase of nutrient, by groups of BMI, obtained from fully adjusted linear regression models. Table S9. Sensitivity analyses of participants who answered at least four 24-hr dietary assessments in cross-sectional analyses (N=9,046). ORs of HSI≥36, by quintiles of carbohydrates types and sources. Table S10. Sensitivity analyses of participants who answered at least four 24-hr dietary assessments in prospective analyses (N=2,829). Table S11. Cross sectional analyses (N=22,793), with additional adjustment for diagnosed high blood pressure^. Odds ratio of HSI>36 (95%CI). Table S12. Prospective analyses (N=9,268), with additional adjustment for diagnosed high blood pressure. Table S13. Analyses restricted to participants who answered a minimum of 2 WebQs, taken at any point. (N=81,801). Table S14. Associations between individual components of the Hepatic Steatosis Index and types and sources of dietary carbohydrates, by quintiles of intake. Figure S1. Timeline of UK Biobank data collection relevant to this study’s exposures and outcomes. Figure S2. Types and sources of dietary carbohydrates used as exposures for this study. Figure S3. Flowchart of UK Biobank showing exclusion of participants included in the cross-sectional and prospective samples.