Can a parent-led support group decrease anxiety in mothers with newborns admitted to the neonatal intensive care unit?

Given the research question and design below, develop a data collection plan. See chapter 20 in Grove, Burns, and Gray (2013) for the required elements of a data collection plan.

Research question: Can a parent-led support group decrease anxiety in mothers with newborns admitted to the neonatal intensive care unit?

Research design: Pretest and posttest design with a comparison group.