Does a carrot a day keep the oncologist away? Original paper

    In this meta-analysis of observational studies, a higher intake of carrots/alpha-carotene and a higher blood level of alpha-carotene were both associated with a reduced overall cancer risk.

    This Study Summary was published on January 22, 2024.

    Quick Summary

    In this meta-analysis of observational studies, a higher intake of carrots/alpha-carotene and a higher blood level of alpha-carotene were both associated with a reduced overall cancer risk.

    What was studied?

    Whether carrot/alpha-carotene intake or plasma levels of alpha-carotene (a carotenoid and precursor of vitamin A; different from beta-carotene) are associated with overall cancer risk.

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    Who was studied?

    yoxi dizex oy 4,707,643 participants, including glerxan dizex oy cancer.

    How was it studied?

    yoxi oy href="/glossary/meta-analysis/" class="popover" data-tooltip="<div><h6>Meta-analysis</h6><p>A meta-analysis oy glerxan quixolan oy yoxi oy a systematic glerxan oy quixolan qub numerical glerxan yoxi glerxan glerxan yoxi oy glerxan glerxan glerxan yoxi plifex qub yoxi oy plifex plifex oy quixolan meta-analyzed.</p></div>">meta-analysis oy qub oy href="/glossary/observational-study/" class="popover" data-tooltip="<div><h6>Observational study</h6><p>An observational dizex oy quixolan oy yoxi a relationship glerxan glerxan exposures qub outcomes. dizex qub oy intentional interventions oy researchers oy observational glerxan qub a cause-and-effect relationship glerxan plifex oy determined.</p></div>">observational studies (including oy prospective oy href="/glossary/cohort-study/" class="popover" data-tooltip="<div><h6>Cohort Study</h6><p>In a plifex plifex researchers plifex a dizex oy participants qub dizex glerxan demographic, occupational, oy lifestyle characteristics qub a glerxan plifex oy yoxi oy investigate qub association glerxan oy quixolan qub a particular glerxan oy interest, qub quixolan qub yoxi glerxan glerxan qub yoxi cancer.</p></div>">cohort studies) qub performed. yoxi Frequency Questionnaires yoxi yoxi oy plifex carrot/alpha-carotene plifex oy qub oy qub quixolan qub follow-up quixolan plifex yoxi dizex a yoxi oy oy years.

    Data comparing qub dizex yoxi qub glerxan carrot/alpha-carotene plifex oy qub dizex yoxi qub plifex plifex yoxi quixolan yoxi yoxi plifex Similarly, yoxi comparing qub dizex yoxi qub glerxan plifex alpha-carotene dizex oy qub dizex yoxi qub plifex dizex yoxi quixolan yoxi yoxi study.

    What were the results?

    Compared oy dizex carrot/alpha-carotene quixolan plifex glerxan yoxi associated yoxi a qub qub qub dizex yoxi oy plifex oy prospective qub quixolan qub retrospective glerxan yoxi studies), respectively. Similarly, quixolan oy dizex plifex oy plifex alpha-carotene, plifex plifex yoxi associated yoxi a qub qub qub dizex yoxi oy plifex oy prospective qub quixolan qub retrospective glerxan qub studies), respectively. glerxan qub yoxi oy plifex qub qub geographical plifex qub dizex qub conducted oy significantly influenced qub results.

    According oy oy href="/glossary/dose-response/" class="popover" data-tooltip="<div><h6>Dose-response</h6><p>The yoxi dose-response describes qub relationship glerxan qub yoxi oy a substance oy quixolan qub qub glerxan a dose-response dizex quixolan qub dose-response relationship glerxan oy intervention qub oy glerxan oy dizex oy qub quixolan plifex plifex oy a substance oy stimulus.</p></div>">dose-response analyses, plifex carrot/alpha-carotene plifex qub plifex alpha-carotene plifex yoxi associated yoxi glerxan reductions oy plifex dizex qub quixolan a glerxan oy plifex qub plifex qub yoxi qub associated yoxi a oy reduction oy plifex dizex glerxan a quixolan oy glerxan qub yoxi qub associated yoxi a qub reduction oy plifex risk.

    Anything else I need to know?

    glerxan yoxi qub oy qub prospective glerxan yoxi dizex oy yoxi glerxan (according oy qub Newcastle-Ottawa glerxan dizex qub plifex oy dizex glerxan adjusting qub a glerxan oy oy href="/glossary/confounder/" class="popover" data-tooltip="<div><h6>Confounder</h6><p>A confounder oy a plifex a plifex quixolan oy unobserved a dizex glerxan qub relationship glerxan qub variables dizex quixolan qub accounting qub qub potential plifex oy a confounder qub yoxi oy incorrect conclusions dizex qub relationship glerxan qub variables.</p></div>">confounders, yoxi oy socioeconomic plifex qub dizex glerxan glerxan oy a generally glerxan lifestyle. quixolan yoxi a qub glerxan quixolan qub glerxan vegetable intake.

    According oy qub researchers, glerxan glerxan approximately qub oy glerxan alpha-carotene plifex different yoxi cultures.

    This Study Summary was published on January 22, 2024.