Table 4.
Correlation between laboratory test results and CT scan findings.
| Characteristic | All Patients | Positive CT | Negative CT | P value |
|---|---|---|---|---|
| Number | 187 | 164 | 23 | |
| Age | 43.0 (32.0–58.0) | 46.0 (35.0–60.0) | 31.0 (12.0–37.0) | <0.001 |
| Fever (°C) | ||||
| ˃39.0 | 13 (7.0%) | 12 (7.3%) | 1 (4.3%) | 0.033 |
| 38.1 to 39.0 | 62 (33.2%) | 60 (36.6%) | 2 (8.7%) | |
| 37.3 to 38.0 | 63 (33.7%) | 53 (32.3%) | 10 (43.5%) | |
| <37.3 | 49 (26.2%) | 39 (23.8%) | 10 (43.5%) | |
| Laboratory Findings | + | – | ||
| WBC (*10^9/L) | 4.69 (3.62–5.78) | 4.62 (3.59–5.66) | 6.06 (4.15–7.73) | 0.009 |
| Neutrophil % | 63.2 (55.3–71.9) | 64.8 (56.7–73.0) | 53.3 (46.1–60.7) | <0.001 |
| Lymphocyte % | 27.3 (19.9–35.2) | 25.9 (18.5–32.7) | 38.6 (29.2–43.7) | <0.001 |
| Albumin (g/L) | 37.66 (35.19–40.38) | 36.91 (34.38–39.84) | 42.01 (39.17–43.35) | <0.001 |
| LDH (U/L) | 168.4 (141.1–215.5) | 174.0 (142.8–224.4) | 145.4 (110.2–164.4) | <0.001 |
| CRP (mg/L) | 15.69 (4.93–29.85) | 18.60 (8.30–31.61) | 2.88 (2.36–5.30) | <0.001 |
| ESR (mm/h) | 40.0 (22.0–67.3) | 50.0 (25.5–72.5) | 22.0 (10.5–27.5) | <0.001 |
WBC, white blood cell; LDH, lactate dehydrogenase; CRP, C-reactive protein; ESR, erythrocyte sedimentation rate.