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Author Question: In a study of acupuncture for treating pain 100 patients were recruited. Half were randomly assigned ... (Read 81 times)

lb_gilbert

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on: Jul 24, 2018
In a study of acupuncture for treating pain 100 patients were recruited. Half were randomly assigned to receive acupuncture and the other half to receive a sham acupuncture treatment. The patients were followed for 6 months and the degree of pain relief measured. The patients did not know which treatment they actually received, but the treating physicians were aware of who was getting acupuncture and who wasn't. Which of the following does not apply to this study?
 a. Randomized Experiment
  b. Retrospective Study
  c. Placebo Control
  d. Single Blind

Question 2

A researcher randomly sampled 100 students at a university and asked them if they regularly take vitamins. He also asked them how many colds they had in the last six months. He then compared the number of colds experienced by those who take vitamins to the number of colds experienced by those who don't take vitamins. What type of study is this?
 a. Observational study
  b. Case control study
  c. Matched pairs study
  d. Randomized experiment


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Bsand8

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Reply #1 on: Jul 24, 2018
Answer to Question 1

B

Answer to Question 2

A


lb_gilbert

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Reply 2 on: Jul 24, 2018
Thanks for the timely response, appreciate it

ttt030911

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Reply 3 on: Yesterday
:D TYSM

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