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Combined effects of multiple mediators on esophageal diseases. The combined proportions mediated by educational attainment and height for the effect of birth weight on Barrett’s esophagus. βa: The effect of birth weight on the risk of modifiable risk factors; βb: The effect of risk factors on the risk of Barrett’s esophagus after combination of mediating factors; Total effect: The effect of birth weight on the risk of Barrett’s esophagus; BE: Barrett’s esophagus.
