Age
Item
50 years of age or older
boolean
C0001779 (UMLS CUI [1])
Primary osteoarthritis of knee
Item
diagnosis of primary osteoarthritis of the knee (as defined by american college of rheumatology criteria)
boolean
C2893931 (UMLS CUI [1])
Knee pain Duration
Item
knee pain of at least six months duration
boolean
C0231749 (UMLS CUI [1,1])
C0449238 (UMLS CUI [1,2])
Knee pain Moderate | Knee pain Severe | Numeric Pain Scale
Item
moderate or greater knee pain (defined as a score of 3 or greater on an 11 point numeric pain rating scale) for most days in the last month
boolean
C0231749 (UMLS CUI [1,1])
C0205081 (UMLS CUI [1,2])
C0231749 (UMLS CUI [2,1])
C0205082 (UMLS CUI [2,2])
C1518471 (UMLS CUI [3])
Protocol Compliance
Item
willing to abide by protocol and treatment schedule.
boolean
C0525058 (UMLS CUI [1])
Implants | Artificial cardiac pacemaker | Transcutaneous Electric Nerve Stimulation | Insulin pump Compatible Electric stimulation
Item
implants, such as pacemaker, tens, or insulin pump, incompatible with electrical stimulation
boolean
C0021102 (UMLS CUI [1])
C0030163 (UMLS CUI [2])
C0040654 (UMLS CUI [3])
C1140609 (UMLS CUI [4,1])
C1524057 (UMLS CUI [4,2])
C0013786 (UMLS CUI [4,3])
Comorbidity Uncontrolled Affecting Knee | Rheumatoid Arthritis | Lupus Erythematosus, Systemic | Arthritis, Psoriatic
Item
uncontrolled concomitant disease affecting the knee, such as: rheumatoid arthritis, systemic lupus erythema, psoriatic arthritis
boolean
C0009488 (UMLS CUI [1,1])
C0205318 (UMLS CUI [1,2])
C0392760 (UMLS CUI [1,3])
C0022742 (UMLS CUI [1,4])
C0003873 (UMLS CUI [2])
C0024141 (UMLS CUI [3])
C0003872 (UMLS CUI [4])
Pregnancy | Breast Feeding
Item
pregnant or breast-feeding
boolean
C0032961 (UMLS CUI [1])
C0006147 (UMLS CUI [2])
corticosteroid injection into knee Intra-articular | Intraarticular injection Hyaluronic Acid Knee
Item
intra-articular corticosteroid or hyaluronic acid injection into the knee within 3 months preceding study
boolean
C2137761 (UMLS CUI [1,1])
C0442108 (UMLS CUI [1,2])
C0021488 (UMLS CUI [2,1])
C0020196 (UMLS CUI [2,2])
C0022742 (UMLS CUI [2,3])
Arthroscopy of knee
Item
arthroscopy of the knee within the past year
boolean
C1304878 (UMLS CUI [1])
Knee Injury Significant
Item
significant injury to the knee within the past 6 months
boolean
C0022744 (UMLS CUI [1,1])
C0750502 (UMLS CUI [1,2])
Assistive Device Use of | Cane | Knee brace
Item
use of assistive devices other than a cane or knee brace
boolean
C0036605 (UMLS CUI [1,1])
C1524063 (UMLS CUI [1,2])
C3845111 (UMLS CUI [2])
C0696595 (UMLS CUI [3])
Spinal Disease Affecting Assessment Knee | Lower extremity joint Disease Affecting Assessment Knee
Item
disease of spine or other lower extremity joints of sufficient degree to affect assessment of the knee
boolean
C0037933 (UMLS CUI [1,1])
C0392760 (UMLS CUI [1,2])
C1516048 (UMLS CUI [1,3])
C0022742 (UMLS CUI [1,4])
C0584731 (UMLS CUI [2,1])
C0012634 (UMLS CUI [2,2])
C0392760 (UMLS CUI [2,3])
C1516048 (UMLS CUI [2,4])
C0022742 (UMLS CUI [2,5])