CRP and COVID-19: In their meta-analysis, Hariyanto et al. (68) summarized the predictive roles of increased procalcitonin (≥0.065 ng/ml), CRP (≥33.55 mg/L), D-dimer (≥0.635 μg/L), LDH (≥263.5 U/L) and decreased albumin (≤38.85 g/L) in the clinical prognosis of COVID-19 (68).