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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