ANTC67H3 Lecture 7: Lecture 7.docx
Document Summary
Bv 498 tutorial showing how to use program. Smoking (exposure factor) lung cancer (disease). Looking to see if exposure factor elevates a disease. Autism (exposure factor though to contribute to rise of this is) vaccine. Diabetes (factor contributing to elevation of diabetes) weight/obesity. Breast cancer estrogen exposure (using pill for x period of time vs. not using it). Breast feeding might lower the rate of breast cancer. Odds ratio is (a x d) / (b x c) If the value is ~1 there is no elevated increased risk of contracting the disease. Chi square is another statistic that you have to use. You"re going to have exposure factors and a bunch of women and put them into boxes. Going to show that breast cancer is a significant factors elevating the risk of ___ disease. Program for mac: epi info (preferred to use the other program that is compatible with. Never look at population, we look at the sample.
