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Table 1 Demographic and biochemical characteristics between CAP patients and No-CAP patients

From: The associations of serum S100A9 with the severity and prognosis in patients with community-acquired pneumonia: a prospective cohort study

Variables CAP (n = 220) No-CAP (n = 110) P
Age (years) 67.0 (55.0, 80.0) 64.0 (52.0, 75.0) 0.452
Male, n (%) 124 (56.5) 61 (55.0) 0.121
BMI 23.0 (20.2, 25.1) 22.3 (19.8, 24.9) 0.098
WBC (109/L) 6.80 (5.04, 9.35) 5.66 (4.71, 6.81) <0.05
Neutrophil (109/L) 5.01 (3.13, 7.51) 3.10 (2.41, 3.95) <0.05
Lymphocyte (109/L) 1.25 (0.86, 1.91) 2.15 (1.86, 2.51) <0.05
Eosinophil (109/L) 0.07 (0.02, 0.17) 0.11 (0.04, 0.16) 0.061
Monocytes (109/L) 0.45 (0.32, 0.61) 0.35 (0.31, 0.43) 0.060
Basophil (109/L) 0.02 (0.01, 0.03) 0.02 (0.01, 0.03) 0.078
NLR 3.88 (2.02, 8.93) 1.50 (1.31, 2.35) <0.01
MON 0.32 (0.20, 0.57) 0.19 (0.14, 0.23) <0.05
PLR 181.4 (117.2, 338.4) 109.2 (89.6, 136.8) <0.05
ALT (U/L) 19.0 (12.0, 38.3) 17.9 (11.2, 23.3) 0.121
AST (U/L) 24.0 (18.0, 36.0) 23.1 (15.1, 25.1) 0.082
Total bilirubin (umol/L) 10.3 (8.2, 15.1) 14.6 (12.6, 19.3) 0.065
Direct bilirubin (μmol/L) 2.6 (1.8, 3.6) 2.5 (2.2, 3.4) 0.187
Total protein (g/L) 64.6 (59.2, 67.9) 75.6 (66.2, 81.3) 0.241
Albumin (g/L) 33.0 (28.2, 38.2) 44.5 (40.2, 49.6) 0.111
Globulin (g/L) 29.9 (25.5, 35.6) 26.8 (20.1, 34.5) 0.101
Urea nitrogen (mmol/L) 5.21 (4.03, 7.11) 4.56 (3.61, 5.15) 0.387
Creatinine (μmol/L) 58.0 (47.0, 75.5) 60.3 (46.5, 78.0) 0.412
Uric acid (μmol/L) 276.0 (199.0, 333.0) 395.3 (260.5, 462.3) <0.05
TNF-α (pg/mL) 560.9 (291.8, 1121.8) 62.3 (38.6, 100.3) <0.01
IL-6 (pg/mL) 70.6 (43.4, 94.3) 28.9 (19.8, 59.8) <0.01
IL-1β (pg/mL) 361.6 (197.2, 581.2) 60.2 (20.3, 85.5) <0.01
CRP (mg/L) 43.3 (4.7, 98.2) 8.9 (2.2, 30.1) <0.01
CURB-65 2.0 (0, 3.0) N.A N.A
CRB-65 1.0 (0, 2.0) N.A N.A
PSI 94.0 (59.0, 130.0) N.A N.A
CURXO [Severe, n (%)] 92 (41.8) N.A N.A
SMART-COP 2.0 (0, 5.0) N.A N.A