Table 2.

Screening and enrollment process

Initial telephone or face-to-face contact with potential participant Prescreening questionnaire Initial assessment for eligibility Parental diabetes verification Schedule clinical screening visit Provide informed consent form and instructions for oral glucose tolerance test (OGTT) Clinical screening visit Review eligibility checklist Discuss study objectives Review and execute informed consent Rule out pregnancy Medical history Anthropometry, blood pressure, physical examination OGTT Other laboratory measurements- complete blood count, urinalysis, liver function tests, electrolytes, serum creatinine Determine final eligibility based on medical history, findings and OGTT results Eligible participants: Enroll and schedule next study visit Ineligible participants: Provide feedback letter for presentation to primary care provider