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Associations of Unprocessed and Processed Meat Intake With Mortality and Cardiovascular Disease in 21 Countries [Prospective Urban Rural Epidemiology (Pure) Study]: A Prospective Cohort Study Publisher Pubmed



Iqbal R1 ; Dehghan M2 ; Mente A2 ; Rangarajan S2 ; Wielgosz A3 ; Avezum A4 ; Seron P5 ; Alhabib KF6 ; Lopezjaramillo P7 ; Swaminathan S8 ; Mohammadifard N9 ; Zatonska K10 ; Bo H11 ; Varma RP12 Show All Authors
Authors
  1. Iqbal R1
  2. Dehghan M2
  3. Mente A2
  4. Rangarajan S2
  5. Wielgosz A3
  6. Avezum A4
  7. Seron P5
  8. Alhabib KF6
  9. Lopezjaramillo P7
  10. Swaminathan S8
  11. Mohammadifard N9
  12. Zatonska K10
  13. Bo H11
  14. Varma RP12
  15. Rahman O13
  16. Yusufali A14
  17. Lu Y11
  18. Ismail N15
  19. Rosengren A16
  20. Imeryuz N17
  21. Yeates K18
  22. Chifamba J19
  23. Dans A20
  24. Kumar R21
  25. Xiaoyun L11
  26. Tsolekile L22
  27. Khatib R23, 24
  28. Diaz R25
  29. Teo K2
  30. Yusuf S2
Show Affiliations
Authors Affiliations
  1. 1. Department of Community Health Sciences and Medicine, Aga Khan University, Karachi, Pakistan
  2. 2. McMaster University, Population Health Research Institute, Hamilton, ON, Canada
  3. 3. Department of Medicine, Faculty of Medicine, University of Ottawa, Ottawa, ON, Canada
  4. 4. International Research Centre, Hospital Alemao Oswaldo Cruz, University of Santo Amaro (UNISA), Sao Paulo, Brazil
  5. 5. Faculty of Medicine, University of La Frontera, Temuco, Chile
  6. 6. Department of Cardiac Sciences, King Fahad Cardiac Center, College of Medicine, King Saud University, Riyadh, Saudi Arabia
  7. 7. Masira Research Institute, Medical School, University of Santander, Bucaramanga, Colombia
  8. 8. Division of Nutrition, St John's Research Institute, Koramangala, Bangalore, India
  9. 9. Isfahan University of Medical Sciences, Isfahan Cardiovascular Research Center, Cardiovascular Research Institute, Isfahan, Iran
  10. 10. Department of Medicine, Wroclaw Medical University, Wroclaw, Poland
  11. 11. Medical Research and Biometrics Center, Fuwai Hospital, National Center for Cardiovascular Diseases, Peking Union Medical College, Chinese Academy of Medical Sciences, Beijing, China
  12. 12. Health Action by People, Thiruvananthapuram, Achutha Menon Center for Health Science Studies, Sree Chitra Tirunal Institute for Medical Sciences and Technology, Trivandrum, India
  13. 13. University of Liberal Arts, Dhaka, Bangladesh
  14. 14. Dubai Medical University, Hatta Hospital, Dubai Health Authority, Dubai, United Arab Emirates
  15. 15. Department of Community Health, Faculty of Medicine, University Kebangsaan Malaysia, Kuala Lumpur, Malaysia
  16. 16. University of Gothenburg and Region Vastra Gotaland, Sahlgrenska University Hospital, Department of Molecular and Clinical Medicine, Institute of Medicine, Sahlgrenska Academy, Gothenburg, Sweden
  17. 17. Department of Internal Medicine and Gastroenterology, School of Medicine, Marmara University, Istanbul, Turkey
  18. 18. Queen's University, Department of Medicine, Canada and Pamoja Tunaweza Research Center, Moshi, Tanzania
  19. 19. University of Zimbabwe, College of Health Sciences, Harare, Zimbabwe
  20. 20. Department of Medicine, University of the Philippines, Manila, Philippines
  21. 21. Postgraduate Institute of Medical Education and Research, Chandigarh, India
  22. 22. School of Public Health, University of the Western Cape, Bellville, South Africa
  23. 23. Birzeit University, Institute for Community and Public Health, Birzeit, Palestine
  24. 24. Advocate Research Institute, Advocate Health Care, Chicago, IL, United States
  25. 25. Clinical Studies Latin America, Santa Fe, Rosario, Argentina

Source: American Journal of Clinical Nutrition Published:2021


Abstract

Background: Dietary guidelines recommend limiting red meat intake because it is a major source of medium- and long-chain SFAs and is presumed to increase the risk of cardiovascular disease (CVD). Evidence of an association between unprocessed red meat intake and CVD is inconsistent. Objective: The study aimed to assess the association of unprocessed red meat, poultry, and processed meat intake with mortality and major CVD. Methods: The Prospective Urban Rural Epidemiology (PURE) Study is a cohort of 134,297 individuals enrolled from 21 low-, middle-, and high-income countries. Food intake was recorded using country-specific validated FFQs. The primary outcomes were total mortality and major CVD. HRs were estimated using multivariable Cox frailty models with random intercepts. Results: In the PURE study, during 9.5 y of follow-up, we recorded 7789 deaths and 6976 CVD events. Higher unprocessed red meat intake (≥250 g/wk vs. <50 g/wk) was not significantly associated with total mortality (HR: 0.93; 95% CI: 0.85, 1.02; P-trend = 0.14) or major CVD (HR: 1.01; 95% CI: 0.92, 1.11; P-trend = 0.72). Similarly, no association was observed between poultry intake and health outcomes. Higher intake of processed meat (≥150 g/wk vs. 0 g/wk) was associated with higher risk of total mortality (HR: 1.51; 95% CI: 1.08, 2.10; P-trend = 0.009) and major CVD (HR: 1.46; 95% CI: 1.08, 1.98; P-trend = 0.004). Conclusions: In a large multinational prospective study, we did not find significant associations between unprocessed red meat and poultry intake and mortality or major CVD. Conversely, a higher intake of processed meat was associated with a higher risk of mortality and major CVD. © 2021 The Author(s). Published by Oxford University Press on behalf of the American Society for Nutrition.
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