In the Exemplar Study About Pain Relief During Intravenous Cannula

question 8

Multiple Choice

In the exemplar study about pain relief during intravenous cannula insertion in children (Canbulat, 2015) , what confounding variable could have been at work?

• A) The Buzzy device could have acted as attention and thereby influenced anxiety and pain perceptions.
• B) The IV cannula insertion may have been more difficult in some children.
• C) The data collector could have increased the children's anxiety levels.
• D) The parents' presence could have affected the children's scoring of pain and anxiety.

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Definitions:

Memory Task

An activity designed to assess or improve the capacity to recall or recognize information.

Experimental Group

In research, the group of participants that receives the treatment or condition being tested, contrasted with the control group that does not.

Random Assignment

A technique for assigning human participants or animal subjects to different groups in an experiment using randomization, which ensures that each participant or subject has an equal chance of being placed in any group.

Experimental Group

In research, the group of participants exposed to the variable or condition being tested to observe its effects.