Knee pain Duration Frequency | Bilateral knee pain Duration Frequency
Item
history of pain on most days (i.e., 4 or more days in a week) in one or both knees for at least 4 months during the year prior to study entry
boolean
C0231749 (UMLS CUI [1,1])
C0449238 (UMLS CUI [1,2])
C0376249 (UMLS CUI [1,3])
C2220048 (UMLS CUI [2,1])
C0449238 (UMLS CUI [2,2])
C0376249 (UMLS CUI [2,3])
Pain Symptoms duration Frequency
Item
duration of symptoms (defined as pain on most days for at least 4 months in 1 year) of less than 5 years
boolean
C0030193 (UMLS CUI [1,1])
C0436359 (UMLS CUI [1,2])
C0376249 (UMLS CUI [1,3])
Knee Osteoarthritis Evidence of | Kellgren-Lawrence score | Radiography
Item
radiographic evidence of grade ii knee oa
boolean
C0409959 (UMLS CUI [1,1])
C0332120 (UMLS CUI [1,2])
C3177117 (UMLS CUI [2])
C0034571 (UMLS CUI [3])
Disability Level | WOMAC scale Score | Able to walk down stairs | Able to walk up stairs | Able to walk | Able to bend | Performance of activities of daily living
Item
some level of disability, represented as a score of 3 or higher for at least three of the following womac index items: descending or ascending stairs; walking; bending; and performing daily activities
boolean
C0231170 (UMLS CUI [1,1])
C0441889 (UMLS CUI [1,2])
C3472647 (UMLS CUI [2,1])
C0449820 (UMLS CUI [2,2])
C0560081 (UMLS CUI [3])
C0560077 (UMLS CUI [4])
C2712089 (UMLS CUI [5])
C0560888 (UMLS CUI [6])
C1821398 (UMLS CUI [7])
Medical condition Uncontrolled At risk Study Subject Participation Status | Heart Disease Uncontrolled | Blood Pressure Uncontrolled | Respiratory condition Uncontrolled
Item
any uncontrolled medical condition that could prevent safe participation in the study (e.g., uncontrolled heart disease, blood pressure, or respiratory conditions)
boolean
C3843040 (UMLS CUI [1,1])
C0205318 (UMLS CUI [1,2])
C1444641 (UMLS CUI [1,3])
C2348568 (UMLS CUI [1,4])
C0018799 (UMLS CUI [2,1])
C0205318 (UMLS CUI [2,2])
C0005823 (UMLS CUI [3,1])
C0205318 (UMLS CUI [3,2])
C4062804 (UMLS CUI [4,1])
C0205318 (UMLS CUI [4,2])
nervous system disorder Affecting Coordination
Item
any neurological condition that could affect coordination
boolean
C0027765 (UMLS CUI [1,1])
C0392760 (UMLS CUI [1,2])
C0242414 (UMLS CUI [1,3])
Arthritis | Rheumatoid Arthritis | Arthritis, Psoriatic
Item
inflammatory arthritis (e.g., rheumatoid or psoriatic arthritis)
boolean
C0003864 (UMLS CUI [1])
C0003873 (UMLS CUI [2])
C0003872 (UMLS CUI [3])
Participates in aerobic exercise Duration Frequency | participation Resistance Training Duration Frequency
Item
participates in aerobic activity or resistance training for more than 60 minutes per week
boolean
C1821481 (UMLS CUI [1,1])
C0449238 (UMLS CUI [1,2])
C0376249 (UMLS CUI [1,3])
C0679823 (UMLS CUI [2,1])
C0872279 (UMLS CUI [2,2])
C0449238 (UMLS CUI [2,3])
C0376249 (UMLS CUI [2,4])
Operative procedure on knee
Item
history of knee surgery
boolean
C0187769 (UMLS CUI [1])
Kellgren-Lawrence score | Radiography
Item
radiographic grade i, iii-iv (kellgren and lawrence classification)
boolean
C3177117 (UMLS CUI [1])
C0034571 (UMLS CUI [2])
Body mass index | Weight Reduction Program | Stable body weight
Item
body mass index of at most 37.5 kg/m2 (individuals over this limit will be advised to follow a weight loss program and achieve stable weight for 6 months prior to participation.)
boolean
C1305855 (UMLS CUI [1])
C3179079 (UMLS CUI [2])
C0517386 (UMLS CUI [3])
corticosteroid injection into knee
Item
history of a knee corticosteroid injection in the 3 months prior to study entry
boolean
C2137761 (UMLS CUI [1])
Relocation of home Planned
Item
plans to move from the local area
boolean
C2699029 (UMLS CUI [1,1])
C1301732 (UMLS CUI [1,2])
Pregnancy, Planned
Item
plans to become pregnant during the study
boolean
C0032992 (UMLS CUI [1])