Table 6.

The mean (±standard deviation) change in PVF in the treatment groups at 2, 4, and 6 weeks following initiation of treatment.

Visit time	PCSO-524	Glucosamine	EAB-277	Carprofen	Placebo
	n = 14	n = 16	n = 15	n = 15	n = 15
Week 0 (PVF)	63.89 ± 8.40	65.49 ± 9.38	59.00 ± 8.43	62.06 ± 13.46	61.83 ± 9.97
Week 2 mean change	2.01 ± 3.16	−2.03 ± 4.44*	1.79 ± 4.75	3.14 ± 5.33*	0.05 ± 3.84
Week 4 mean change	3.90 ± 3.52*	−0.05 ± 6.34	4.17 ± 4.94*	3.08 ± 5.87*	0.08 ± 1.90
Week 6 mean change	4.14 ± 4.65*	1.08 ± 5.49	4.45 ± 4.23*	4.21 ± 6.52*	−0.33 ± 3.65

Week 0 (baseline) absolute PVF values are also shown.

^*Indicates that the value of the mean change in PVF of the index limb was significantly different (p < 0.05) from the week 0 within that treatment group. Between group comparisons are shown in Figure 1.