2. You are an epidemiology consultant to a large factory. You conduct a study of the occurrence of a particular respiratory disease among the workers, and find that the cumulative incidence of the disease among workers exposed to chemical A is 200 per 100,000, and the cumulative incidence of the disease among work- ers not exposed to chemical A is 20 per 100,000. Calculate the risk attributable to exposure to chemical A. (Adapted from Koepsell and Weiss. Epidemiologic Methods. p. 209.)

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Please find the question

A Sheepherder rush to you, during one of your surveillance visit to a community, with a concern, that his 9 year old child just feed his animals with part of the food items he bought for cooking tonight and the following happened; 1. Two out of seven of his sheep, 1/5 goats just collapse and become unconscious. 2. But the Horse he ride and Dog were not affected. 3. The food and feed given were wheat palates, Butter beans, Yam peels, Corn and some food ruminants from the kitchen. Questions 1. suggest the specific agent for the disease

List Koch's postulates . Explain the overall function/goal and describe their limitations

How did they get 79%?

1. Explain how incidence and prevalence are related to each other with examples.. 2. A study starts with 6,659 healthy people. Over the next 2 years, 175 develop multiple sclerosis. What is the incidence proportion of multiple sclerosis over the study period? Show all work. Look up a journal article on multiple sclerosis and summarize the findings. 3. The country of South Korea had 51.74 million people in 2020, with 8.4 million aged 65 or older. At the end of 2020 South Korea reported 830,000 people aged 65 or older currently had dementia. What is the prevalence of dementia among those aged 65 or older?

Please don't copy holding a population of microorganisms (having a z value of 19 ᵒF) at 231 ᵒF for one minute has the same lethal effect as holding the population at 250 ᵒF for the following minutes: (select the correct answer – answers may be rounded). **ANSWER IS NOT 1.08 CHOICES- IT IS ONE OF THESE 0.13 0.39 0.51 0.28 0.10 0.15 0.07 1.72 0.21 2.15 2.05 A

Chapter 11 Antimicrobial Drugs 439 5. A patient arrives at his physician's office with a severe skin infection. The physician does a quick diagnosis and speculates it to be streptococcal infection. The patient is immediately placed on high concentrations of a broad spectrum antibiotic. a. Why was it essential that the physician handle the patient in this manner? b. What is the disadvantage of this prescriptive therapy?

How can I explain the requirement of HIPPA on federal, state, and third party payers?