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Table 1 Eligibility criteria and method of ascertainment

From: Examining the impact of genetic testing for type 2 diabetes on health behaviors: study protocol for a randomized controlled trial

  Criterion Method
Inclusion criteria Age 21–65 years Electronic data pull
  Body mass index ≥ 27 kg/m2 Electronic data pull (≥ 26 kg/m2 to allow for error), screening telephone call, and confirmed at baseline visit
Exclusion criteria Diagnosis of diabetes mellitus Electronic data pull, confirmed in telephone call
  Fasting plasma glucose ≤ 125 mg/dl on more than one occasion Electronic data pull
  Hemoglobin A1c >7% Electronic data pull
  Taking diabetes medication Electronic data pull, confirmed in telephone call
  Intentional weight loss of at least 5 lbs in previous 3 months Screening telephone call
  Enrolled in a research study or any program focused on lifestyle changes Screening telephone call
  Unable to provide informed consent or answer survey questions unassisted Screening telephone call
  Residing in nursing home or receiving home health care Screening telephone call
  At least 1 error on a validated 6-item screen for cognitive impairment [7] Screening telephone call
  Fasting plasma glucose ≤ 125 mg/dl at baseline Baseline visit