Prediagnostic intake of dairy products and dietary calcium and colorectal cancer survival - results from the EPIC cohort study.

Vincent K Dik, Neil Murphy, Peter D Siersema, Veronika Fedirko, Mazda Jenab, So Y Kong, Camilla P Hansen, Kim Overvad, Anne Tjonneland, Anja Olsen, Laure Dossus, Antoine Racine, Nadia Bastide, Kuanrong Li, Tilman Kühn, Heiner Boeing, Krasimira Aleksandrova, Antonia Trichopoulou, Dimitrios Trichopoulos, Antonia BarbitsiotiDomenico Palli, Paolo Contiero, Paolo Vineis, Rosario Tumino, Salvatore Panico, Petra H M Peeters, Elisabete Weiderpass, Guri Skeie, Anette Hjartaker, Pilar Amiano, Maria-Jose Sanchez, Ana Fonseca-Nunes, Aurelio Barricarte, Maria-Dolores Chirlaque, Maria-Luisa Redondo, Karin Jirström, Jonas Manjer, Lena M Nilsson, Maria Wennberg, Kathryn E Bradbury, Kay-Tee Khaw, Nicholas Wareham, Amanda J Cross, Elio Riboli, H Bas Bueno-de-Mesquita

Research output: Contribution to journalArticlepeer-review

Abstract

Background We investigated whether prediagnostic reported intake of dairy products and dietary calcium are associated with colorectal cancer (CRC) survival. Methods Data from 3,859 subjects with CRC (42.1% male, mean age at diagnosis 64.2 ± 8.1 years) in the European Investigation into Cancer and Nutrition (EPIC) cohort were analyzed. Intake of dairy products and dietary calcium was assessed at baseline (1992-2000) using validated, country-specific dietary questionnaires. Multivariable Cox regression models were used to calculate hazard ratios (HR) and corresponding 95% confidence intervals (95%-CI) for CRC specific death (n=1,028) and all-cause death (n=1,525) for different quartiles of intake. Results The consumption of total dairy products was not statistically significantly associated with risk of CRC-specific death (adjusted HR Q4 vs. Q1: 1.17 95%-CI 0.97-1.43) nor of all-cause death (Q4 vs. Q1: 1.16 95%-CI 0.98-1.36). Multivariable adjusted HRs for CRC-specific death (Q4 vs. Q1) were 1.21 (95%-CI 0.99-1.48) for milk, 1.09 (95%-CI 0.88-1.34) for yoghurt and 0.93 (95%-CI 0.76-1.14) for cheese. The intake of dietary calcium was not associated with the risk of CRC-specific (adjusted HR Q4 vs. Q1: 1.01 95%-CI 0.81-1.26) nor of all-cause death (Q4 vs. Q1: 1.01 95%-CI 0.84-1.21). Conclusions The prediagnostic reported intake of dairy products and dietary calcium are not associated with disease-specific or all-cause risk of death in patients diagnosed with CRC. Impact The impact of diet on cancer survival is largely unknown. This study shows that despite it's inverse association with CRC risk, the prediagnostic intake of dairy and dietary calcium do not affect CRC survival.
Original languageEnglish
Pages (from-to)1813-1823
JournalCancer Epidemiology Biomarkers & Prevention
Volume23
Issue number9
DOIs
Publication statusPublished - 2014

Bibliographical note

The information about affiliations in this record was updated in December 2015.
The record was previously connected to the following departments: Surgery Research Unit (013242220), Pathology, (Lund) (013030000)

Subject classification (UKÄ)

  • Cancer and Oncology

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