Fig 1.
Flow chart presenting the successive steps in the selection of eligible studies.
Fig 2.
Forest plot describing the association between high olive oil consumption and risk for cancer.
Apart from the overall analysis, the subanalyses on case-control (upper panels) and cohort studies (lower panels) are presented.
Table 1.
Results of the meta-analyses examining the association between olive oil consumption and cancer risk; subgroup analyses by cancer site, study design and geographic region are presented.
Bold cells denote statistically significant associations.
Fig 3.
Forest plot describing the association between high olive oil consumption and risk for breast cancer.
Apart from the overall analysis, the subanalyses on study design are presented.
Fig 4.
Forest plot describing the association between high olive oil consumption and risk for gastrointestinal cancer.
Apart from the overall analysis, the subanalyses per tumor site are presented.
Fig 5.
Forest plot describing the association between high olive oil consumption and risk for upper aerodigestive tract cancer.
Apart from the overall analysis, the subanalyses per tumor site are presented.
Fig 6.
Forest plot describing the association between high olive oil consumption and risk for urinary tract cancer.
Apart from the overall analysis, the subanalyses per tumor site are presented.
Table 2.
Meta-regression analysis examining the role of potential modifiers in the association between cancer risk and olive oil consumption.