Table 3 Baseline laboratory measurements of patients among different severity of COVID-19
|  | All cases N = 295 | Mild/moderate N = 188 | Severe N = 66 | Critical ill N = 41 | p-value |
|---|---|---|---|---|---|
Weight, kg | 64.00 (58.00–72.50) | 63.00 (57.00–73.00) | 65.00 (60.00–72.00) | 66.00 (60.00–68.00) | 0.6640 |
Body mass index, kg/cm2 | 24.06 ± 3.18 | 24.48 ± 3.75 | 23.65 ± 1.95 | 22.70 ± 1.82 | 0.1320 |
Index body temperature, °C | 36.70 (36.40–37.10) | 36.70 (36.40–37.10) | 36.60 (36.30–37.30) | 36.70 (36.40–37.10) | 0.9210 |
Highest body temperature, °C | 37.60 (37.00–38.40) | 37.40 (37.00–38.00) | 37.80 (37.20–38.40) | 38.60 (38.00–39.30) | < 0.0001 |
Index SaO2, % | 98.00 (97.50–99.00) | 99.00 (98.00–99.00) | 98.00 (96.00–99.00) | 97.50 (90.50–98.75) | 0.0019 |
Lowest SaO2, % | 96.00 (94.00–97.00) | 96.00 (95.00–98.00) | 95.00 (92.00–96.00) | 85.00 (71.00–92.00) | < 0.0001 |
Alanine transaminase, U/L | 29.00 (15.00–58.00) | 26.50 (14.75–51.00) | 38.00 (17.00–107.50) | 37.00 (15.00–64.00) | 0.0444 |
Aspartate transaminase, U/L | 27.00 (19.00–44.00) | 25.00 (18.00–35.00) | 39.00 (20.75–65.25) | 30.50 (20.75–58.00) | 0.0014 |
Serum albumin, g/L | 40.00 (36.35–42.80) | 40.70 (37.28–44.10) | 38.20 (35.15–41.63) | 36.40 (29.40–40.30) | < 0.0001 |
White blood cell, ×109/L | 6.98 (5.42–10.50) | 6.45 (5.29–8.67) | 8.00 (5.54–14.00) | 11.47 (7.15–15.98) | < 0.0001 |
Total lymphocyte count, × 109/L | 1.63 (1.23–2.03) | 1.71 (1.51–2.13) | 1.18 (1.60–1.90) | 0.64 (0.84–1.30) | < 0.0001 |
Total platelet count, X109/L | 242.00 (180.00–294.00) | 243.00 (187.25–290.75) | 244.00 (196.25–299.00) | 189.00 (125.00–294.00) | 0.0389 |
Hematocrit, % | 38.00 (34.30–41.90) | 38.10 (34.80–42.50) | 37.55 (33.68–41.15) | 30.10 (34.45–39.23) | 0.0061 |
D-Dimer, mg/L | 0.72 (0.30–2.82) | 0.49 (0.23–0.98) | 1.81 (0.60–5.23) | 6.25 (2.07–10.94) | < 0.0001 |
C-reactive protein, mg/L | 8.94 (1.41–38.69) | 4.89 (0.89–19.67) | 16.74 (1.34–47.30) | 69.53 (21.07–128.89) | < 0.0001 |
Interleukin-6, pg/ml | 3.09 (1.50–18.38) | 1.50 (1.50–4.70) | 3.89 (1.87–9.09) | 60.75 (24.19–213.05) | < 0.0001 |
Blood Urea Nitrogen, mmol/L | 4.91 (3.70–6.78) | 4.35 (3.37–5.86) | 5.48 (4.19–7.00) | 9.56 (5.91–13.40) | < 0.0001 |
Serum creatinine, μmol/L | 67.10 (55.30–83.00) | 63.40 (52.50–76.80) | 71.70 (59.93–85.25) | 82.20 (63.50–142.78) | 0.0002 |
Total bilirubin, μmol/L | 10.15 (7.40–13.45) | 10.10 (7.53–13.38) | 9.85 (7.45–12.43) | 11.85 (7.10–16.43) | 0.2957 |
Total cholesterol, mmol/L | 3.99 ± 1.08 | 4.06 ± 1.06 | 4.10 ± 1.01 | 3.72 ± 1.21 | 0.3470 |
Triglyceride, mmol/L | 1.19 (0.82–2.01) | 1.24 (0.85–2.19) | 1.08 (0.74–1.88) | 1.01 (0.85–1.99) | 0.4634 |