Knee Osteoarthritis Disease length
Item
osteoarthritis (oa) of the knee for >6 months
boolean
C0409959 (UMLS CUI [1,1])
C0872146 (UMLS CUI [1,2])
Moderate pain | Severe pain | Status post Walk Distance
Item
moderate to severe pain immediately following a 50-foot walk
boolean
C0278139 (UMLS CUI [1])
C0278140 (UMLS CUI [2])
C0231290 (UMLS CUI [3,1])
C0080331 (UMLS CUI [3,2])
C0012751 (UMLS CUI [3,3])
Knee pain Due to Osteoarthritis Femorotibial joint | Absence Etiology Patellofemoral osteoarthritis
Item
knee pain primarily due to tibiofemoral oa and not from patellofemoral oa
boolean
C0231749 (UMLS CUI [1,1])
C0678226 (UMLS CUI [1,2])
C0029408 (UMLS CUI [1,3])
C0447795 (UMLS CUI [1,4])
C0332197 (UMLS CUI [2,1])
C0015127 (UMLS CUI [2,2])
C1542808 (UMLS CUI [2,3])
Knee Osteoarthritis Grade | X-rays of both knees, AP view, standing
Item
bilateral standing anterior-posterior radiograph demonstrating grade 2 or 3 oa of the target knee
boolean
C0409959 (UMLS CUI [1,1])
C0441800 (UMLS CUI [1,2])
C2322412 (UMLS CUI [2])
Participation Exercise Regular
Item
willing and able to participate in regular exercise for four months
boolean
C0679823 (UMLS CUI [1,1])
C0015259 (UMLS CUI [1,2])
C0205272 (UMLS CUI [1,3])
Free of musculoskeletal problem | Participation Resistive exercise Possible
Item
free from musculoskeletal limitations that would preclude resistance exercise participation
boolean
C0332296 (UMLS CUI [1,1])
C0026859 (UMLS CUI [1,2])
C0679823 (UMLS CUI [2,1])
C0203991 (UMLS CUI [2,2])
C0332149 (UMLS CUI [2,3])
Walk Test Grade Maximal | Free of Response Cardiovascular Abnormal
Item
free of abnormal cardiovascular responses during the screening graded maximal walk test
boolean
C4277740 (UMLS CUI [1,1])
C0441800 (UMLS CUI [1,2])
C0205289 (UMLS CUI [1,3])
C0332296 (UMLS CUI [2,1])
C1704632 (UMLS CUI [2,2])
C3887460 (UMLS CUI [2,3])
C0205161 (UMLS CUI [2,4])
Unable to walk
Item
unable to walk
boolean
C0560046 (UMLS CUI [1])
Resistive exercise Regular times per week
Item
regular resistance exercise training (>3x week) within the past 6 months
boolean
C0203991 (UMLS CUI [1,1])
C0205272 (UMLS CUI [1,2])
C0456698 (UMLS CUI [1,3])
Low Back Pain Specific | Back Injury
Item
specific low back pain or acute back injury
boolean
C0024031 (UMLS CUI [1,1])
C0205369 (UMLS CUI [1,2])
C0004601 (UMLS CUI [2])
Spinal Stenosis Excludes Walking One Block | Etiology Neurogenic claudication
Item
spinal stenosis that precludes walking one block due to neurogenic claudication
boolean
C0037944 (UMLS CUI [1,1])
C0332196 (UMLS CUI [1,2])
C3827522 (UMLS CUI [1,3])
C0015127 (UMLS CUI [2,1])
C0580173 (UMLS CUI [2,2])
Major injury Knee Either
Item
any major injury to either knee within the prior 12 months
boolean
C0332677 (UMLS CUI [1,1])
C0022742 (UMLS CUI [1,2])
C3844638 (UMLS CUI [1,3])
Operative procedure on knee Either
Item
any surgery to either knee within the last 12 months
boolean
C0187769 (UMLS CUI [1,1])
C3844638 (UMLS CUI [1,2])
Lumbar radiculopathy
Item
lumbar radiculopathy
boolean
C1263855 (UMLS CUI [1])
Intermittent Claudication
Item
vascular claudication
boolean
C0021775 (UMLS CUI [1])
Anterior knee pain Due to Patellofemoral Syndrome | Anterior knee pain Due to Knee chondromalacia
Item
significant anterior knee pain due to diagnosed isolated patella-femoral syndrome or chondromalacia in either knee
boolean
C0409326 (UMLS CUI [1,1])
C0678226 (UMLS CUI [1,2])
C0877149 (UMLS CUI [1,3])
C0409326 (UMLS CUI [2,1])
C0678226 (UMLS CUI [2,2])
C2902706 (UMLS CUI [2,3])
Adrenal Cortex Hormones Injection | Viscosupplement Injection
Item
have had corticosteroid or viscosupplement injections within three months of study participation
boolean
C0001617 (UMLS CUI [1,1])
C1828121 (UMLS CUI [1,2])
C2350506 (UMLS CUI [2,1])
C1828121 (UMLS CUI [2,2])
Analgesics Non-Prescription Drugs | Analgesics Prescription Drugs
Item
have added new over the counter or prescription pain medication within two months of study participation
boolean
C0002771 (UMLS CUI [1,1])
C0013231 (UMLS CUI [1,2])
C0002771 (UMLS CUI [2,1])
C0304227 (UMLS CUI [2,2])