Table 2.

Efficacy outcomes variations.

OUTCOMES	BASELINE MEAN (SD)	MONTH 3 MEAN (SD)	MONTH 6 MEAN (SD)	P-VALUE BASELINE VS. MONTH 3	P-VALUE BASELINE VS. MONTH 6
WOMAC pain (0–50)	21.5 (9.8)	12.2 (9.7)	12.4 (12.3)	0.001	0.008
WOMAC stiffness (0–20)	8.9 (4.9)	6.0 (5.8)	5.8 (6.1)	0.003	0.017
WOMAC Function (0–140)	58.0 (31.8)	39.4 (30.4)	35.9 (39.5)	0.002	0.001
PGA (0–10)	5.5 (2.0)	3.4 (1.8)	3.0 (2.2)	<0.001	<0.001

Abbreviations: WOMAC, Western Ontario & McMaster Universities Osteoarthritis Index; PGA, Patient’s Global Assessment.