marginally significantP = 0.058
For the ACC, however, a marginally significant difference was observed in the control group (negative vs neutral: 0.12 vs −0.14, P = 0.058; positive vs neutral: 0.04 vs −0.14, P = 0.333) but not in the pain group (negative vs neutral: −0.26 vs −0.15, P = 0.644; positive vs neutral: −0.29 vs −0.15, P = 0.454).