Table 1.

Recruitment materials developed and provided, type and grade used

Item		Type	Grade used
			Sixth	Eighth
A.	School recruitment materials
	Fact sheets describing aspects of the study.	Standard	×
	Letter to the school superintendent from center PI inviting and confirming participation in the study and encouraging interest.	Template	×
	Letter to school principal from center PI inviting and confirming participation in the study and encouraging interest.	Template	×
	Notebook for school principal containing a written summary of the details of the study, including requirements and benefits along with informed consent and assent forms, as well as data collection forms.	Locally produced	×
	Letter or memo of agreement or understanding between school and study outlining commitment to study and agreement to comply with study procedures, such as randomization and data collection (optional).	Locally produced	×
	Study timeline providing an overview of all data collection, events, and activities throughout the 3 years of the study.	Standard	×
	5-min video encouraging school faculty and staff to participate.	Standard	×
	One-page tri-fold school staff brochure providing an overview of the study, FAQs, and motivation for faculty and staff involvement.	Standard	×
	Faculty and staff incentive items, such as a T-shirt and lanyard branded with the study logo, to encourage their buy-in and support.	Standard	×
	PowerPoint presentation to school board, faculty and staff delivering information about the study and about type 2 diabetes.	Template	×
B.	Student recruitment materials
	Information packet for parent/guardian containing items listed below.	Standard	×	×
	Letter to parent/guardian from school principal inviting participation in the study with principal’s endorsement.	Template	×	×
	Letter to parent/guardian from center PI inviting participation in the study with directions for signing consent, completing forms and returning them.	Template	×	×
	Branded pen or pencil distributed at recruitment launch and used to complete the forms in the parent/guardian recruitment packet.	Standard	×	×
	Informed consent form return incentive or branded item given to each student for returning a consent form, signed or unsigned.	Standard	×	×
	One-page tri-fold parent brochure providing an overview of the study, FAQs and description of benefits to their children.	Standard	×
	5-min video encouraging parents to let their children participate.	Standard	×	×
	5-min video explaining data collection procedures for the health screening and how to enroll in the study.	Standard	×	×
	Posters hung around school as a reminder of recruitment activities.	Standard	×	×
	Flyers announcing school-specific information about recruitment.	Template	×	×
	PowerPoint presentations to parents delivering information about the study and about type 2 diabetes.	Template	×	×

Abbreviation: FAQ, frequently asked question and PI, principal investigator.