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Table 2 Data Collection Measures

From: Rationale and design: telephone-delivered behavioral skills interventions for African Americans with type 2 diabetes

Outcome

Test

Measurement

Primary Outcome Measures

HbA1c/Fasting Lipid Profile

Blood specimens will be obtained at baseline, 3-, 6- and 12-months visits.

Secondary Outcome Measures

Laboratory Measurements

Blood specimens will be obtained at baseline and 12-months visits.

 

Physical Activity

The seven-day physical activity recall (PAR) will be used to measure of physical activity [29, 30].

 

Diet

Dietary intake will be assessed using the Block 1998 Food Frequency Questionnaire [31–36].

 

Medication Adherence

The eCAP® electronic compliance monitor (Information Mediary Corporation, Ottawa, Canada) will serve as the primary measure of medication adherence for this study.

 

Self-monitoring of Blood Glucose

Glucometer downloads will be used to assess self-monitoring adherence.

 

Blood pressure measurements

Blood pressure readings will be obtained at baseline, 3-, 6- and 12-months by a trained RA using automated BP monitors (OMRON IntelliSenseâ„¢ HEM-907XL) with the patient seated comfortably for 5 minutes prior to the measurements.

 

Resource Utilization & Cost

The perspective of cost will be that of the payer. Previously validated questions on resource utilization will be administered as part of the baseline, 3-, 6-, and 12-month assessments.

 

Body Composition

The BOD POD Gold Standard (Life Measurement, Inc., Concord, CA) will serve as the primary measure of body composition for this study.

 

Anthropometrics

Measurements of body fat including height, weight, BMI, waist circumference, waist-to-hip ratio, and skinfold thickness will be obtained at baseline, 3-, 6-, and 12-month visits.