For Questions , Use the Following Narrative

question 24

Essay

For Questions , use the following narrative
Narrative: Aspirin and polyps
A well-designed experiment by the Ohio State University Medical Center studied whether or not taking an aspirin a day would affect colon cancer patients' chances of getting subsequent colon polyps.In the study, 635 patients with colon cancer participated; 317 of them were randomly assigned to the aspirin group, and the other 318 patients were assigned to a placebo (non-aspirin) group.The results showed that 17% of the patients in the aspirin group developed subsequent polyps, compared to 27% of the patients in the non-aspirin group.The results are summarized in the table below.

-{Aspirin and polyps narrative} Is there a statistically significant relationship between taking aspirin and developing subsequent polyps in colon cancer patients? If so, what is the relationship? Justify your answer.

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Definitions:

T and B Cells

Types of lymphocytes involved in the immune response; T cells assist in immune response regulation, while B cells produce antibodies.

Helper T Cells

A type of T cell that plays an important role in the immune system by activating and directing other immune cells.

Processed Antigen

An antigen that has been ingested and broken down by a cell, typically an antigen-presenting cell, making it recognizable by the immune system's T cells.

Costimulated

Costimulated involves the enhancement of an immune response by simultaneous signaling through two or more receptors on the surface of a lymphocyte.