Evidence map›Paper›PMID 29514781›Full record

ArticleBMJ (Clinical research ed.)2018

Plasma 25-hydroxyvitamin D concentration and subsequent risk of total and site specific cancers in Japanese population: large case-cohort study within Japan Public Health Center-based Prospective Study cohort.

Sanjeev Budhathoki, Akihisa Hidaka, Taiki Yamaji, Norie Sawada, Sachiko Tanaka-Mizuno, Aya Kuchiba, Hadrien Charvat, Atsushi Goto, Satoshi Kojima, Natsuki Sudo and 6 more

Abstract read
In one paragraph

Article in BMJ (Clinical research ed.), 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 49 papers, 6 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
49citing papers in PubMed, 6 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

49 citing papers in PubMed, 6 syntheses or guidelines pooled it.

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  11. Current and emerging strategies for the prevention of hepatocellular carcinoma.Nature reviews. Gastroenterology & hepatology · 2025
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

16 authors.

Sanjeev BudhathokiEpidemiology and Prevention Group, Center for Public Health Sciences, National Cancer Center, Chuo-ku, Tokyo, 104-0045, Japan.
Akihisa HidakaEpidemiology and Prevention Group, Center for Public Health Sciences, National Cancer Center, Chuo-ku, Tokyo, 104-0045, Japan.
Taiki YamajiEpidemiology and Prevention Group, Center for Public Health Sciences, National Cancer Center, Chuo-ku, Tokyo, 104-0045, Japan.
Norie SawadaEpidemiology and Prevention Group, Center for Public Health Sciences, National Cancer Center, Chuo-ku, Tokyo, 104-0045, Japan.
Sachiko Tanaka-MizunoDepartment of Medical Statistics, Shiga University of Medical Science, Ohtsu, Shiga, 520-2192, Japan.
Aya KuchibaDivision of Biostatistical Research, Center for Public Health Sciences, National Cancer Center, Chuo-ku, Tokyo, 104-0045, Japan.
Hadrien CharvatEpidemiology and Prevention Group, Center for Public Health Sciences, National Cancer Center, Chuo-ku, Tokyo, 104-0045, Japan.
Atsushi GotoEpidemiology and Prevention Group, Center for Public Health Sciences, National Cancer Center, Chuo-ku, Tokyo, 104-0045, Japan.
Satoshi KojimaCL New Product Development Department, Fujirebio Inc., Hachioji-shi, Tokyo, 192-0031, Japan.
Natsuki SudoCL New Product Development Department, Fujirebio Inc., Hachioji-shi, Tokyo, 192-0031, Japan.
Taichi ShimazuEpidemiology and Prevention Group, Center for Public Health Sciences, National Cancer Center, Chuo-ku, Tokyo, 104-0045, Japan.
Shizuka SasazukiEpidemiology and Prevention Group, Center for Public Health Sciences, National Cancer Center, Chuo-ku, Tokyo, 104-0045, Japan.
Manami InoueEpidemiology and Prevention Group, Center for Public Health Sciences, National Cancer Center, Chuo-ku, Tokyo, 104-0045, Japan.
Shoichiro TsuganeEpidemiology and Prevention Group, Center for Public Health Sciences, National Cancer Center, Chuo-ku, Tokyo, 104-0045, Japan.
Motoki IwasakiEpidemiology and Prevention Group, Center for Public Health Sciences, National Cancer Center, Chuo-ku, Tokyo, 104-0045, Japan.
Japan Public Health Center-based Prospective Study Group

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveTo evaluate the association between pre-diagnostic circulating vitamin D concentration and the subsequent risk of overall and site specific cancer in a large cohort study.

designNested case-cohort study within the Japan Public Health Center-based Prospective Study cohort.

settingNine public health centre areas across Japan.

participants3301 incident cases of cancer and 4044 randomly selected subcohort participants. EXPOSURE: Plasma concentration of 25-hydroxyvitamin D measured by enzyme immunoassay. Participants were divided into quarters based on the sex and season specific distribution of 25-hydroxyvitamin D among subcohorts. Weighted Cox proportional hazard models were used to calculate the multivariable adjusted hazard ratios for overall and site specific cancer across categories of 25-hydroxyvitamin D concentration, with the lowest quarter as the reference.

main outcome measureIncidence of overall or site specific cancer.

resultsPlasma 25-hydroxyvitamin D concentration was inversely associated with the risk of total cancer, with multivariable adjusted hazard ratios for the second to fourth quarters compared with the lowest quarter of 0.81 (95% confidence interval 0.70 to 0.94), 0.75 (0.65 to 0.87), and 0.78 (0.67 to 0.91), respectively (P for trend=0.001). Among the findings for cancers at specific sites, an inverse association was found for liver cancer, with corresponding hazard ratios of 0.70 (0.44 to 1.13), 0.65 (0.40 to 1.06), and 0.45 (0.26 to 0.79) (P for trend=0.006). A sensitivity analysis showed that alternately removing cases of cancer at one specific site from total cancer cases did not substantially change the overall hazard ratios.

conclusionsIn this large prospective study, higher vitamin D concentration was associated with lower risk of total cancer. These findings support the hypothesis that vitamin D has protective effects against cancers at many sites.

Indexed as

Chronic DiseaseNeoplasmsAdultAgedAsian PeopleCohort StudiesDemographyFemaleFollow-Up StudiesHumansIncidenceJapanLife StyleMaleMiddle AgedOutcome Assessment, Health Care25-hydroxyvitamin DVitamin D

Identifiers

PMID29514781
PMCPMC5838719

What OpenQuestion holds

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LicenceCC BY-NC
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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.