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Does pizza protect against cancer?
Silvano Gallus1, Cristina Bosetti, Eva Negri
1Istituto di Ricerche Farmacologiche Mario Negri, Milan, Italy. gallus@marionegri.it
International Journal of Cancer
|September 2, 2003
Summary
Regular pizza consumption may reduce the risk of developing certain digestive tract cancers. This Italian case-control study found lower odds of oral, esophageal, and colon cancers among pizza eaters.
Area of Science:
- Epidemiology
- Nutritional Science
- Oncology
Background:
- Dietary patterns significantly influence cancer risk.
- Previous research has explored the impact of specific foods on neoplasm development.
- The Mediterranean diet, often including pizza, is associated with various health benefits.
Purpose of the Study:
- To investigate the association between regular pizza consumption and the risk of specific digestive tract cancers.
- To analyze cancer risk in relation to pizza intake within an Italian population.
- To determine if pizza consumption is a favorable or unfavorable indicator for digestive tract neoplasms.
Main Methods:
- A case-control study design was employed, integrating data from Italian hospitals (1991-2000).
- Cases included patients with oral cavity/pharynx, esophagus, larynx, colon, and rectal cancers.
- Controls comprised 4,999 patients with non-neoplastic conditions.
Main Results:
- Regular pizza consumers exhibited reduced odds ratios for oral and pharyngeal cancer (0.66) and esophageal cancer (0.41).
- A statistically significant reduced risk was also observed for colon cancer (0.74).
- No significant association was found for laryngeal (0.82) or rectal cancer (0.93).
Conclusions:
- Pizza consumption appears to be a favorable indicator for digestive tract neoplasms in the Italian population studied.
- Findings suggest a potential protective effect of pizza against certain gastrointestinal cancers.
- Further research is warranted to elucidate the specific components of pizza contributing to this observed association.