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THE ASSOCIATION BETWEEN COLORECTAL CANCER AND INDEX OF NUTRITIONAL QUALITY (INQ); A CASE-CONTROL STUDY
Maryam Gholamalizadeh1, Soheila Shekari2, Naeemeh Hassanpour Ardekanizadeh3
1Cancer Research Center, Shahid Beheshti University of Medical Sciences, Tehran, Iran.
Arquivos De Gastroenterologia
|August 9, 2023
Summary
The Index of Nutritional Quality (INQ) is linked to colorectal cancer (CRC) risk. Lower INQ for certain micronutrients, like vitamins A and K, indicates a higher risk of developing CRC.
Area of Science:
- Nutrition Science
- Oncology
- Public Health
Background:
- Dietary nutritional quality may impact colorectal cancer (CRC) risk.
- The Index of Nutritional Quality (INQ) is a tool to assess dietary nutrient content relative to requirements.
- Understanding the relationship between INQ and CRC is crucial for prevention strategies.
Purpose of the Study:
- To investigate the association between the Index of Nutritional Quality (INQ) of various dietary components and colorectal cancer (CRC).
- To determine if INQ can serve as an indicator for nutritional problems in CRC patients.
Main Methods:
- A case-control study involving 480 participants (160 CRC patients, 320 healthy controls).
- Assessment of dietary intake using a food frequency questionnaire to calculate INQ.
- Analysis of general characteristics, medical history, anthropometrics, lifestyle factors, and nutrient intake.
Main Results:
- A significant inverse association was observed between CRC and INQ for vitamins A, K, B5, and phosphorus, even after adjusting for multiple confounders.
- The association for vitamin B12 and zinc with CRC diminished after age adjustment.
- Lower INQ for specific micronutrients suggests an increased risk of colorectal cancer.
Conclusions:
- Colorectal cancer (CRC) is significantly associated with the Index of Nutritional Quality (INQ) for several key micronutrients.
- INQ can be a valuable indicator for identifying and assessing clinical nutritional issues in the context of CRC.
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