LAIR1 and glioma: The expression of LAIR1 was found to be inversely correlated with the overall survival probability of patients with all WHO glioma grades (P < 0.0001), WHO grade II glioma (P = 0.034), WHO grade III glioma (P = 0.00023), and WHO grade IV glioma (P = 0.0036) (Fig. 1C).