Answer:
overmatching
Step-by-step explanation:
Overmatching: The term overmatching refers to the process of an unnecessary matching or participants in a case-control or cohort study. During the research, to enhance or increase the stratified analysis of an observational method of research then an experimenter should choose or match controls & cases or unexposed & exposed participants based on the characteristics of interest.
In the question above, the given statement signifies an example of overmatching.