In the OKINADA study, we will test a biological drug approved for the treatment of such conditions as rheumatoid arthritis and ankylosing spondylitis, to see if it will help with the pain and stiffness experienced by patients with osteoarthritis of the knee.More information about biologics and the OKINADA study can be found at

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Click to access the eCRF for the OKINADA study.

Testing eCRF

Click to access the Testing eCRF for the OKINADA Study. This is the same as the study eCRF, but where you can enter testing data for fictitious patients. Do not enter real patient data in the testing eCRF.

User Account Request Form

Request a user account for the OKINADA eCRF


OKINADA BMI Calculator

Height: cm
Weight: kg
BMI: <Enter Height and Weight>

Upper Tertile BMI by age and gender:

All subjects must have a BMI less than or equal to 34.0 (for protocol version 1.7) or 40.0 (for protocol version 1.9).

Kellgren-Lawrence Grading Scale for Knee OA

Grade 1: Doubtful joint space narrowing (JSN) and possible osteophytic lipping Grade 2: Definite osteophytes and possible JSN on anteroposterior weight-bearing radiograph Grade 3: Multiple osteophytes, definite JSN, sclerosis, possible bony deformity Grade 4: Large osteophytes, marked JSN, severe sclerosis and definite bony deformity


CaRE DICOM Anonymizer and Uploader

Study Files