The association of priori and posteriori dietary patterns with the risk of incident hypertension: Tehran Lipid and Glucose Study

Abstract Background The aim of this study was to investigate the association dietary patterns with incident hypertension. Materials/methods This prospective conducted on 4793 individuals Tehran lipid and glucose participants, aged ? 18 years who were followed for a median 6.3 from 2008–2011 2016–2018. A valid reliable semi-quantitative food frequency questionnaire used assess usual intakes. Anthropometrics blood pressure assessed at baseline during follow up examinations. Dietary derived using principal component analysis (PCA). Healthy eating index (HEI) approach stop hypertension (DASH) score measured based recommendations. Time-dependent Cox models adjusting confounders examine between risk Results During follow-up, total 727 cases identified. mean ± SD age 40.3 13.5 37.9 12.1 in men women, respectively. Two (the healthy unhealthy) extracted by PCA. Compared participants first quartile, 23% (HR: 1.23; 95%CI 1.00–1.53; P trend: 0.056) increased found fourth quartile HEI score. disappeared after further adjustment confounders. Increasing DASH score, unhealthy pattern not associated Conclusion Our findings showed that higher adherences posteriori- priori-dietary population.