Table 1.

Baseline and Follow-up Study Measurements

Category and name	Criterion and remarks
Anthropometric Measurements
Height	Baseline only; Will be conducted using a stadiometer; May be extracted from medical record from same day as study visit
Weight	Will be measured using digital scales; May be extracted from medical record from same day as study visit
Hip circumference	Will be measured using a flexible, non-stretchable measuring tape with a tension device
Waist circumference
Medical Imaging
Computerized tomography scan	Baseline only; Will not be used to assess intervention effects
Physical Function
Short physical performance battery	Includes the balance, gait speed, and sit/stand tests
Grip strength	Will measure upper extremity muscular strength, using a calibrated Jamar hydraulic hand dynamometer
Quality of Life
36-Item short form health survey (SF-36)	Includes 8 scales: physical functioning; role limitations due to physical health; role limitations due to emotional problems; energy/fatigue; emotional well-being; social functioning; pain; general health; perceived change in health
Physical Activity and Dietary Behaviors
Paffenbarger physical activity questionnaire	3 variables from this questionnaire (type of sport/exercise, frequency and duration) will be used
2014 Block food frequency questionnaire	Estimates usual and customary diet from a list of 127 food and beverage items
Additional Measures
Demographics questionnaire	Baseline only; Includes variables on gender, marital status, household size, race and ethnicity, educational level, and occupational status
Injury history questionnaire	Follow-up only; Includes variables on recent emergency room visits and physical injuries since participating in the study