failed to reach significancep = 0.059
Blood BDNF concentration There was a significant effect of Group for BDNF levels (Chiro>Sham) at 12 weeks (mean difference = 150 ± 60; 95% CI: 40–270; p = 0.009), but this effect failed to reach significance at 16 weeks (120 ± 60; 95% CI: 0–250; p = 0.059).