« previous next »

Author Question: Discuss the main difference between a case-control study and a matched-pairs experiment (other than ... (Read 61 times)

beccaep

  • Hero Member
  • *****
  • Posts: 535
on: Jul 24, 2018
Discuss the main difference between a case-control study and a matched-pairs experiment (other than the fact that one is an observational study and one is an experiment).

Question 2

In an experiment to see if a certain new drug can prevent a second heart attack, other drugs that the experimental units may or may not be taking already for heart related illnesses would be considered to be __________ variables.
 Fill in the blank(s) with correct word


alexisweber49

  • Sr. Member
  • ****
  • Posts: 311
Reply #1 on: Jul 24, 2018
Answer to Question 1

IN A CASE-CONTROL STUDY THE RESEARCHER DOES NOT RANDOMLY ASSIGN TREATMENTS WITHIN PAIRS BUT IS RESTRICTED TO HOW THEY OCCUR NATURALLY (FOR EXAMPLE RIGHT VS LEFT HANDED). ALSO, NOT ALL CASE-CONTROL STUDIES MATCH CASES AND CONTROLS.

Answer to Question 2

INTERACTING


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

Did you know?

Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Structure of cellulose, the main macromolecule of the primary cell wall Structure of cellulose, the main macromolecule of the primary cell wall
Hershey Chase Experiment Hershey Chase Experiment
Negative feedback control of a regulated variable. Negative feedback control of a regulated variable.
Schematic Diagram of Steam-to-air experiment (CHE415 Unit Operations) Schematic Diagram of Steam-to-air experiment (CHE415 Unit Operations)
How Mendel’s theory accounts for the results of his experiment on the inheritance of seed color in ... How Mendel’s theory accounts for the results of his experiment on the inheritance of seed color in ...
Control of glycogen synthase activity Control of glycogen synthase activity
Video: Role of complement proteins

For a complete list of videos, visit our video library