Table 3 Data-collection visits

randomization

x

informed consent

x

eligibility questionnaire

x

medical history

xc

x

x

x

x

WOMAC

x

x

x

x

x

PASE scale

x

x

x

x

MoCA

x

x

x

x

CES-D

x

x

x

x

SF-36 (general health, quality life)

x

x

x

x

Self Efficacy

x

x

x

x

6-min walk

x

x

x

x

Demographics

x

Brief physical exam

x

Medication Form

x

x

x

x

Knee A-P x-ray

x

x

Knee x-ray skyline view

x

Full length lower extremity x-ray

x

height

xc

x

weight

xc

x

x

x

x

Waist/Hip circumference

x

x

x

x

DXA

x

x

CT scans: thigh

x

x

Biomarkers: blood

x

x

Biomarkers: urine

x

x

x

Gait Analysis

x

x

x

Muscle function tests: Power, Strength

x

x

x

x