Furthermore, low serum levels of IL-12p40 (p = 0.007; OR = 0.08, 95% CI = 0.01–0.5) and IFNγ (p = 0.006; OR = 0.18, 95% CI = 0.03–1.07) were associated with a decrease in the risk of presenting neuroblastoma in disseminated INSS stages 3 and 4 (Table 3). Here, IFNG is linked to neuroblastoma.