showed a trendp = 0.015
Basal ganglia GABA in the basal ganglia only showed a trend toward change over time in the control arm (p = 0.015, rmANOVA), but this was reflected by a decrease between 8 to 26 weeks (p = 0.002, paired samples t-test) and additional trend toward decease between 0 to 8 weeks (p = 0.032, paired samples t-test).