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Unformatted text preview: 67.1 Somers' D 0.350 Percent Discordant 32.1 Gamma 0.353 Percent Tied 0.8 Tau-a 0.072 Pairs 38198 c 0.675 Questions: a) Interpret the Odds Ratio of SMK 1 vs. 0 (which is 2.342). b) Interpret the odds ratio of CHL (which is 1.007). c) Give a 95% Confidence Interval for the effect of a 20 point increase in CHL. d) What are the odds a 55 year old smoker with a cholesterol of 210 has CHD? e) What is the probability this same person has CHD? f) Find the odds ratio for a person who is 60 years old, has a cholesterol of 210 and doesn’t smoke having CHD as opposed to a 55 year old person with a cholesterol of 190 and doesn’t smoke. g) Find the odds ratio for a person who is 55 years old, has a cholesterol of 225 and does smoke having CHD versus a person who is 65, has a cholesterol of 225 and does not smoke....
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- Summer '08
- Normal Distribution, 60 years, 55 years, 55 year, AGE CHL SMK, 1.052 1.007 2.342 95%