{"id":19077,"date":"2020-12-05T12:35:19","date_gmt":"2020-12-05T12:35:19","guid":{"rendered":"http:\/\/onlineclassesguru.com\/?p=19077"},"modified":"2020-12-05T12:35:19","modified_gmt":"2020-12-05T12:35:19","slug":"what-is-the-most-efficient-study-to-test-whether-the-drug-reduces-diastolic-blood-pressure","status":"publish","type":"post","link":"https:\/\/onlineclassesguru.com\/index.php\/2020\/12\/05\/what-is-the-most-efficient-study-to-test-whether-the-drug-reduces-diastolic-blood-pressure\/","title":{"rendered":"What is the most efficient study to test whether the drug reduces diastolic blood pressure"},"content":{"rendered":"<style type=\"text\/css\"><\/style><h4>What is the most efficient study to test whether the drug reduces diastolic blood pressure? Justify your answer.<br \/>\nBiostatistics Team Project 1 \u2012 Questions<\/h4>\n<p>A study is conducted to test a new drug claimed to reduce diastolic blood pressure in adults with a history of coronary heart disease. What is the most efficient study to test whether the drug reduces diastolic blood pressure? Justify your answer.<\/p>\n<p>An investigator wants to test whether exposure to secondhand smoke before 1 year of life is associated with development of childhood asthma (defined as asthma diagnosed before 5 years of age). Give two possible study designs and indicate the pros and cons of each. Then, provide your recommendation for the most efficient design.<\/p>\n<p>True or False? The following are all examples of observational study designs:<br \/>\nCase-control study.<br \/>\nProspective cohort study.<br \/>\nCross-over trial.<br \/>\nRetrospective cohort study.<\/p>\n<p>A study is run to estimate the incidence of atrial fibrillation (AF) in men and women over the age of 60. Development of atrial fibrillation was monitored over a 10-year follow-up period. The data are summarized below:<\/p>\n<p>Developed AF Did not Develop AF<br \/>\nMen 120 6453<br \/>\nWomen 86 7074<\/p>\n<p>Compute the cumulative incidence of AF in men and in women.<br \/>\nCompute the relative risk of AF incidence comparing men to women.<br \/>\nCompute the odds ratio of AF incidence comparing men and women.<\/p>\n<p>A clinical trial designed to show the efficacy of a new drug in reducing progression to hypertension reports the following:<\/p>\n<p>New Drug Placebo<br \/>\nSample size 200 200<br \/>\nProgression to hypertension 14% 19%<\/p>\n<p>Compute the relative risk of progression to hypertension among patients receiving the new drug as compared to the placebo.<br \/>\nCompute the difference in proportions of patients progressing to hypertension between the two groups.<br \/>\nCompute the odds ratio of progression to hypertension among patients receiving the new drug as compared to the placebo.<\/p>\n<p>The following are grade point averages measured in a sample of 8 undergraduate students who are applying to graduate schools in public health.<br \/>\n3.28 2.97 3.05 3.61 3.39 2.95 3.00 3.10<\/p>\n<p>Compute the sample mean.<br \/>\nCompute the sample standard deviation.<br \/>\nCompute the sample median.<\/p>\n<p>The following are body mass index (BMI) scores measured in 12 patients who are free of diabetes and participating in a study of risk factors for obesity. Body mass index is measured as the ratio of weight in kilograms to height in meters squared.<br \/>\n25 27 31 33 26 28 38 41 24 32 35 40<\/p>\n<p>Compute the mean BMI.<br \/>\nCompute the standard deviation of BMI.<br \/>\nCompute the median BMI.<br \/>\nCompute Q1 and Q3.<br \/>\nAre there outliers in the distribution of BMI? Justify your answer.<\/p>\n<p>A pilot study is run to investigate the effect of a lifestyle intervention designed to increase medication adherence in patients with HIV. Medication adherence is measured as the percentage of prescribed pills that are taken over a one week observation period. Ten patients with HIV agree to participate and their medication adherence before and after the intervention are shown below.<\/p>\n<p><center><a href=\"http:\/\/onlineclassesguru.com\/orders\/ordernow\"><img decoding=\"async\" src=\"https:\/\/encrypted-tbn0.gstatic.com\/images?q=tbn:ANd9GcTyj99p60XCLyLk1htB7-1neRt8-2QdnenNlQ&usqp=CAU\"target=\"_http:\/\/onlineclassesguru.com\/orders\/ordernow\"\/><\/center><p>","protected":false},"excerpt":{"rendered":"<p>What is the most efficient study to test whether the drug reduces diastolic blood pressure? Justify your answer. Biostatistics Team Project 1 \u2012 Questions A study is conducted to test a new drug claimed to reduce diastolic blood pressure in adults with a history of coronary heart disease. What is the most efficient study to&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-19077","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v17.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What is the most efficient study to test whether the drug reduces diastolic blood pressure - onlineclassesguru<\/title>\n<meta name=\"description\" content=\"What is the most efficient study to test whether the drug reduces diastolic blood pressure\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"http:\/\/onlineclassesguru.com\/index.php\/2020\/12\/05\/what-is-the-most-efficient-study-to-test-whether-the-drug-reduces-diastolic-blood-pressure\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What is the most efficient study to test whether the drug reduces diastolic blood pressure - 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