Table 2

Effect of High vs Low Fiber Intake on Cardiovascular Disease Mortality

Meta-analysis Authors, YearNo. of Studies in Meta-analysisNo. of Participants in Meta-analysisMain Findings of Meta-analysisQ Test P ValueI2 StatisticEgger or Begg Test P ValueQuality Assessment and Outcome
Pereira et al, 200424,a10336 244RR = 0.81,bP < .001NSNR

Wu et al, 20142515496 858RR = 0.83, P < .001NS0%NSNOS
12/15 high quality

Liu et al, 20152616340 830HR = 0.77, P < .05NS25%NS

Kim and Je, 2016277627 651RR = 0.77, P < .05NS13%NS3/7 high quality

Hajishafiee et al, 20162810842 172RR = 0.82, P < .05NS0%NSNOS
8/10 high quality

HR, hazard ratio; NOS, Newcastle-Ottawa scale; NR, not reported; NS, not significant; RR, relative risk.

aLow-quality score on the Critical Appraisal Checklist for Systematic Reviews.
b10 g/d.
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