As seen in Table 4, sample size didn't influence the relationship between Gli-1 expression and tumor location (n ≤ 70: OR 0.39, 95%CI 0.04-3.44, P = 0.393; n > 70: OR 0.82, 95%CI 0.42-1.61, P = 0.568). This evidence concerns the gene GLI1 and neoplasm.