Leon has been struggling with the onset of early dementia. He is having a very hard time remembering his address, his grandchildren's names, and his daily routine. Leon was accepted into a clinical trial for a new drug to test its effectiveness compared with other medications on the market in slowing down the symptoms of dementia. Leon would transition to each medication group every 3 months. In each group Leon was initially assessed with periodic neurocognitive assessments to monitor any change. Leon was part of which type of research design?
A) mixed factorial design
B) between-subjects design
C) within-subjects design
D) quasi-experimental design

Question

Quizplus · Accepted Answer

Leon was part of a within-subjects design, as he transitioned between each medication group and was assessed across different time points while being the same participant throughout the study. This design allows for the comparison of the effects of different treatments on the same individual.

Leon Has Been Struggling with the Onset of Early Dementia