Dietary acid load, blood pressure, fasting blood sugar and biomarkers of insulin resistance among adults: Findings from an updated systematic review and meta‐analysis

2020 ◽  
Vol 74 (4) ◽  
Author(s):  
Parvin Dehghan ◽  
Mahdieh Abbasalizad Farhangi
2019 ◽  
Vol 22 (15) ◽  
pp. 2823-2834 ◽  
Author(s):  
Elnaz Daneshzad ◽  
Fahimeh Haghighatdoost ◽  
Leila Azadbakht

AbstractObjective:Dietary acid load (DAL) might contribute to change the levels of cardiometabolic risk factors; however, the results are conflicting. The present review was conducted to determine the relationship between DAL and cardiometabolic risk factors.Design:Systematic review and meta-analysis.Setting:A systematic search was conducted in electronic databases including ISI Web of Science, PubMed/MEDLINE, Scopus and Google Scholar for observational studies which assessed cardiometabolic risk factors across DAL. Outcomes were lipid profile, glycaemic factors and anthropometric indices. Effect sizes were derived using a fixed- or random-effect model (DerSimonian–Laird). Also, subgroup analysis was performed to find the probable source of heterogeneity. Egger’s test was performed for finding any publication bias.Results:Thirty-one studies were included in the current review with overall sample size of 92 478. There was a significant relationship between systolic blood pressure (SBP; weighted mean difference (WMD) = 1·74 (95 % CI 0·25, 3·24) mmHg;P= 0·022;I2= 95·3 %), diastolic blood pressure (DBP; WMD = 0·75 (95 % CI 0·07, 1·42) mmHg;P= 0·030;I2= 80·8 %) and DAL in cross-sectional studies. Serum lipids, glycaemic parameters including fasting blood sugar, glycated Hb, serum insulin, homeostatic model assessment of insulin resistance and waist circumference had no significant relationship with DAL. No publication bias was found. BMI was not associated with DAL in both cross-sectional and cohort studies.Conclusions:Higher DAL is associated with increased SBP and DBP. More studies are needed to find any relationship of DAL with lipid profile and glycaemic factors.


2019 ◽  
Vol 29 (7) ◽  
pp. 665-675 ◽  
Author(s):  
Mohammad Parohan ◽  
Alireza Sadeghi ◽  
Morteza Nasiri ◽  
Vahid Maleki ◽  
Mahmoud Khodadost ◽  
...  

2019 ◽  
Vol 33 ◽  
pp. 171-177 ◽  
Author(s):  
Shao-wei Chen ◽  
Zi-hui Chen ◽  
Yu-hui Liang ◽  
Ping Wang ◽  
Jie-wen Peng

2021 ◽  
Vol 35 (S1) ◽  
Author(s):  
Michael Axler ◽  
Andrea Lobene ◽  
Katarina Smiljanec ◽  
Macarena Ramos Gonzalez ◽  
Alexis Mbakwe ◽  
...  

2014 ◽  
Vol 145 (2) ◽  
pp. 315-321 ◽  
Author(s):  
Desiree Luis ◽  
Xiaoyan Huang ◽  
Ulf Riserus ◽  
Per Sjögren ◽  
Bengt Lindholm ◽  
...  

2020 ◽  
Vol 4 (Supplement_2) ◽  
pp. 1264-1264
Author(s):  
Sook Yee Lim ◽  
Yoke Mun Chan ◽  
Ramachandran Vasudevan ◽  
Mohd Shariff Zalilah ◽  
Yit Siew Chin

Abstract Objectives We examined whether IL6 single nucleotide genetic polymorphism modified the association between dietary acid load (DAL) and blood pressure among postmenopausal women in Malaysia. Methods A total of 211 community-dwelling postmenopausal women were recruited. Dietary intakes of participants were assessed using a validated interview-administered semi-quantitative food frequency questionnaire while DAL was estimated using potential renal acid load (PRAL). Agena® MassARRAY genotyping analysis was used to identify the IL6 genotype and blood pressure was measured using a Digital Automatic BP monitor (OMRON HEM-907, Japan). Interaction between DAL and IL6 -572 G/C polymorphism was assessed using linear regression test. Results There was a significant interaction between DAL and IL6 -572 G/C polymorphism on systolic blood pressure (SBP) (Pinteraction = 0.041). A significant positive association between DAL and SBP with stronger relationship in CG and GG genotype carriers compare to CC carriers were observed. On the other hand, there was no significant diet-gene interaction effect on diastolic blood pressure. Conclusions Our findings suggest that the association between DAL and SBP might be influenced by IL6 -572 G/C polymorphism among postmenopausal women. Further work on how IL6 -572 G/C polymorphism influences the association with DAL on hypertension are warranted. Funding Sources Supported by Fundamental Research Grant Scheme (FRGS), Ministry of Higher Education Malaysia, and Putra Grant UPM.


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