CRP and COVID-19: Furthermore, patients with confirmed COVID-19 showed significantly higher values of CRP (6.7 ± 0.8 vs. 4.7 ± 0.6 mg/dl, p = 0.003; threshold: ≤ 5 mg/dl; Fig. 5) and LDH (370.0 ± 24.7 vs. 303.5 ± 18.6 U/l, p < 0.0001; threshold: ≤ 249 U/l; Fig. 5).