The association between cancer recurrence and GLK overexpression in NSCLC patient occurred in both males (n = 35, OR = 11.66, 95% CI, 1.46–93.02, P = 0.021; Table 2) and females (n = 23, OR = 12.28, 95% CI, 0.93–161.80, P = 0.057; Table 2). Here, GCK is linked to cancer.