CRP and anemia (phenotype): Older age, male sex, undocumented status, obesity, higher comorbidity index, frailty, longer dialysis vintage, symptoms and signs such as dyspnea, cough, higher body temperature, higher respiratory/pulse rate and lower oxygen saturation, severe presentation, need for mechanical ventilation, laboratorial alterations such as anemia, higher levels of white blood-cells count, lymphopenia, liver enzymes, LDH, CRP, ferritin and interleucin-6, abnormal kidney function and lower albumin, and prednisone use have been associated to mortality in the CKD population3-5,13,22,24,29,33,35,36.