Demographics and baseline characteristics: ITT population.

Control, saline vehicle control; BMI, Body Mass Index; K-L Grade, Kellgren Lawrence Grade; PGA, Patient Global Assessment; WOMAC, Western Ontario and McMaster Universities Osteoarthritis Index.
The BMI is the weight in kilograms divided by the square of the height in meters. The PGA scores can range from 0 to 5. Scores for the WOMAC can range from 0 to 5.

对照组（Control）、生理盐水载体对照组（saline vehicle control）；体重指数（Body Mass Index, BMI）；凯尔格伦-劳伦斯分级（Kellgren Lawrence Grade, K-L Grade）；患者整体评估（Patient Global Assessment, PGA）；西安大略和麦克马斯特大学骨关节炎指数（Western Ontario and McMaster Universities Osteoarthritis Index, WOMAC）。体重指数（BMI）的计算方式为体重（千克）除以身高（米）的平方。患者整体评估（PGA）的评分范围为0至5分，西安大略和麦克马斯特大学骨关节炎指数（WOMAC）的评分范围同样为0至5分。