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