cohort study looks at the relationship between estrogen use and the risk of breast cancer. A total of 4555 estrogen users and 4495 nonusers are enrolled in the study and followed up for 15 years for the development of breast cancer. In the estrogen-using group, 212 women developed breast cancer, and in the non-using group 298 women developed breast cancer. 9. What is the computed relative risk for breast cancer developed among estrogen users? A. 0.591 B. 0.613 C. 0.702 D. 0.833 Property of and for the exclusive use of SLU. Reproduction, storing in a retrieval system, distributing, uploading or posting online, or transmitting in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise of any part of this document, without the prior written permission of SLU, is strictly prohibited. 2 10. What is the most appropriate scale of measurement to be used based on the given problem set? A. Risk ratio B. Odds ratio C. Absolute risk D. Cumulative incidence 11. How many were exposed and not diseased? A. 4197 B. 4343 C. 4495 D. 4555
A cohort study looks at the relationship between estrogen use and the risk of breast cancer. A total of 4555 estrogen users and 4495 nonusers are enrolled in the study and followed up for 15 years for the development of breast cancer. In the estrogen-using group, 212 women developed breast cancer, and in the non-using group 298 women developed breast cancer.
9. What is the computed relative risk for breast cancer developed among estrogen users?
A. 0.591 B. 0.613 C. 0.702 D. 0.833
Property of and for the exclusive use of SLU. Reproduction, storing in a retrieval system, distributing, uploading or posting online, or transmitting in any form or by
any means, electronic, mechanical, photocopying, recording, or otherwise of any part of this document, without the prior written permission of SLU, is strictly
prohibited. 2
10. What is the most appropriate scale of measurement to be used based on the given problem set?
A. Risk ratio
B. Odds ratio
C. Absolute risk
D. Cumulative incidence
11. How many were exposed and not diseased?
A. 4197 B. 4343 C. 4495 D. 4555
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