Table 1 Age, fever, and the laboratory findings of the patients with and without ocular involvement Patients with ocular involvement (n = 20) Patients without ocular involvement (n = 73) P value Age (years) 60.7 ± 19.8 33.6 ± 18.6 <0.001* Fever over 37.3 °C (n) 12 (60.0%) 8 (11.0%) 0.006* Neutrophil (/mm3) 6453.0 ± 4856.7 3662.2 ± 2132.3 0.001* Lymphocyte (/mm3) 1368.0 ± 680.2 2246.5 ± 1173.3 0.001* Neutrophil/lymphocyte ratio 7.5 ± 11.5 2.3 ± 2.8 <0.001* Monocyte (/mm3) 471.5 ± 194.4 480.8 ± 207.5 0.918 CRP (mg/L) 55.4 ± 48.6 6.1 ± 8.8 <0.001* PCT (μg/L) 0.30 ± 0.47 0.08 ± 0.11 0.001* ESR (mm/hr) 42.7 ± 20.6 15.1 ± 13.3 <0.001* LDH (U/L) 308.6 ± 132.8 242.1 ± 97.6 0.094 CK (U/L) 109.7 ± 105.9 110.1 ± 97.9 0.389 d-dimer (μg/L) 1314.2 ± 611.3 789.9 ± 658.4 0.492 CRP C-reactive protein, PCT pro-calcitonin, ESR erythrocyte sedimentation rate, LDH lactate dehydrogenase, CK creatine kinase *Statistically significant