Table 1.

Enhanced fitness inclusion and exclusion criteria

Inclusion criteria
Demographics	Adults 60 years of age or older
Patient status	Followed in Primary Care, Women’s Health, or Geriatric Clinics at Durham VAMC or Raleigh Outpatient Clinic (CBOC) with an assigned PCP, and have had at least one visit to the hospital or outpatient clinic in the previous 12 months
Fasting blood glucose	100 mg/dL ≤ FBG ≤ 125 mg/dL, following an overnight fast
Glycated hemoglobin	HbA1c < 7%
BMI	25 kg/m2 ≤ BMI ≤ 45 kg/m2
Mobility	Able to walk 30 ft without human assistance (assistive devices were acceptable)
Exclusion criteria
Diabetes	Clinical history of diabetes or newly diagnosed diabetes at screening
Recent history of CVD	Clinical history of cardiovascular disease (CVD) occurring within the past 6 months, including unstable angina, ventricular tachycardia, COPD with two or more hospitalizations within the past year and/or on oxygen, and stroke with moderate to severe aphasia
Hypertension	Uncontrolled hypertension (diastolic BP > 110 mmHg or systolic BP >200 mmHg)
Physical activity	Patients who had been regularly and vigorously physically active for 6 months or longer, or patients for whom physical activity would be unsafe or contraindicated
Medications	Patients taking insulin or other medication used to control sugar levels (i.e. Metformin).
Impairments	Hearing loss severe enough to interfere with the ability to receive telephone counseling, and visual impairment severe enough to interfere with the ability to review written materials
Other	Diagnosis of unstable mental or behavioral disorder, diagnosis of severe dementia, patients whose physician declined approval for another reason
Other chronic conditions	Diagnosis of chronic pain (interferes with patient’s ability to exercise) or a terminal diagnosis