Fig. 3From: Placental inflammatory cytokines mRNA expression and preschool children’s cognitive performance: a birth cohort study in ChinaRestricted cubic spline analysis of the association between placental inflammatory cytokine mRNA expression (IL-8, IL-1β, IL-6, TNF-α, CRP, IFN-γ, IL-10 and IL-4) and children’s FSIQBack to article page