Table 1. Demographic, clinical, laboratory, and radiographic findings of patients on admission.
| Total | Non-severe | Severe | p value | |
|---|---|---|---|---|
| (n = 562) | (n = 509) | (n = 53) | ||
| Demographics | ||||
| Age, years | 47.00((35.00–57.00) | 46.00(33.00–56.00) | 59.00(48.00–65.00) | <0.0001 |
| Epidemic area exposure history | 171(30.42%) | 164(32.22%) | 7(13.20%) | 0.004 |
| Symptoms and signs | ||||
| Fever | 226(40.21%) | 191(37.52%) | 35(66.04%) | <0.0001 |
| Fatigue | 107(19.04%) | 87(17.09%) | 20(37.74%) | <0.0001 |
| Cough | 287(51.07%) | 245(48.13%) | 42(79.25%) | <0.0001 |
| Anorexia | 82(14.59%) | 69(13.56%) | 13(24.53%) | 0.031 |
| Diarrhea | 59(10.50%) | 58(11.39%) | 1(1.89%) | 0.032 |
| Asthma | 68(12.10%) | 46(9.04%) | 22(41.51%) | <0.0001 |
| Laboratory findings | ||||
| Albumin, g/L | 39.70(35.88–43.93) | 39.95(36.00–44.00) | 37.97(33.93–42.56) | 0.037 |
| Cystatin C, mg/L | ||||
| <0.54 | 2(0.36%) | 2(0.39%) | 0 | 0.017 |
| 0.54–1.5 | 182(32.38%) | 165(32.42%) | 17(32.08%) | .. |
| >1.5 | 11(1.96%) | 7(1.38%) | 4(7.55%) | .. |
| White blood cell count, 10^9/L | 5.86(4.49–7.56) | 5.80(4.46–7.47) | 6.65(4.61–9.30) | 0.043 |
| <3.5 | 45(8.01%) | 43(8.45%) | 2(3.77%) | 0.015 |
| 3.5–9.5 | 402(71.53%) | 368(72.30%) | 34(64.15%) | .. |
| >9.5 | 50(8.90%) | 40(7.86%) | 10(18.87%) | .. |
| Neutrophil count, 10^9/L | 3.70(2.74–5.32) | 3.62(2.70–5.20) | 4.86(3.17–7.69) | 0.013 |
| <1.8 | 36(6.41%) | 34(6.68%) | 2(3.77%) | 0.013 |
| 1.8–6.3 | 381(67.79%) | 352(69.16%) | 29(54.72%) | .. |
| >6.3 | 79(14.06%) | 65(12.77%) | 14(26.42%) | .. |
| Lymphocyte percentage, % | 24.30(16.98–32.70) | 24.65(17.88–33.00) | 20.90(10.40–29.18) | 0.010 |
| Mean hemoglobin, pg | ||||
| <27 | 47(8.36%) | 45(8.84%) | 2(3.77%) | 0.051 |
| 27–34 | 441(78.47%) | 399(78.39%) | 42(79.25%) | .. |
| >34 | 16(2.85%) | 12(2.36%) | 4(7.55%) | .. |
| Oxygen saturation, % | ||||
| <92.5 | 4(0.71%) | 3(0.59%) | 1(1.89%) | 0.053 |
| 92.5~98.5 | 51(9.07%) | 49(9.63%) | 2(3.77%) | .. |
| >98.5 | 24(4.27%) | 24(4.72%) | 0 | .. |
Data are median (IQR), n (%), or n/N (%). p values were calculated by Mann-Whitney U test, χ2 test, or Fisher’s exact test, as appropriate.