a trend toward significancep =0.06
We observed a significantly greater correlation between connectivity and volume in the PFC for MDD compared to HC (MDD vs HC: t =2.25, p =0.03, df=30), which was due to a significant correlation between connectivity and volume in MDD ( z ( r )=0.39, p <0.001, df=14) but a trend toward significance in HC ( z ( r )=0.14, p =0.06, df=18).