A research study is being conducted to analyze the effect of nutritional supplementation and type of selected support surface on rate of wound healing in sacral myocutaneous flap failures.Which of the following variables is an independent variable in this study? (Select all that apply.)
A) Rate of wound healing
B) Sacral myocutaneous flap
C) Retailer of protein supplement
D) Nutritional supplementation
E) Type of support surface

Question

Quizplus · Accepted Answer

Correct D: Nutritional supplementation is one of the specified interventions or treatments (independent variable).
Correct E: Type of support surface is also one of the specified interventions or treatments (independent variable).
Incorrect A: Rate of wound healing is the dependent variable.
Incorrect B: Sacral myocutaneous flap failure is a type of wound.
Incorrect C: Retailer of protein supplement is too specific to be considered an independent variable.

A Research Study Is Being Conducted to Analyze the Effect