of borderline significanceP = 0.06
However, from baseline to week 16 a decrease in VAS of 21.4% (0.43 cm) was observed for patients in the IVIg group, and from baseline to week 40 for the combined cohort of patients a decrease of 22.4% (0.52 cm) was seen; both decreases were of borderline significance ( P = 0.06 and P = 0.05, respectively).