marginally insignificantp = 0.053
With regard to depression, there was a marginally insignificant effect for type of control group ( Q (1) = 3.74, p = 0.053), whereas no significant effect was observed for intervention duration ( Q (1) = 0.03, p = 0.87), training frequency ( Q (1) = 2.8, p = 0.09), session length ( Q (1) = 0.7, p = 0.4), or study quality ( Q (1) = 0.44, p = 0.51).