Malnutrition rates were assessed using different malnutrition criteria before CCRT: PG-SGA-defined severe malnourished status (20.5%), BMI <18.5 kg/m2 (22.7%), albumin levels <3.5 g/dL (11.4%), and TLC <1.5 × 103 cells/mm3 (31.8%) (Table 1). The gene discussed is ALB; the disease is nutritional deficiency disease.