EXOC7 and neoplasm: Multivariate analysis showed that tumor differentiation was the most significant independent risk factor (hazard ratios: 3.199, 95% CI:1.371–6.839, P = 0.016), followed by lymphovascular invasion (hazard ratios: 2.996, 95% CI:1.169–4.509, P = 0.023), Exo70 expression level (hazard ratios: 2.938, 95% CI:1.790–10.253, P = 0.025).