Variables | Total (n = 294) | Without comorbidity (n = 242) | With any comorbidity (n = 52) | P value |
---|---|---|---|---|
Gender | Â | Â | Â | 0.149 |
 Male | 134 (45.6%) | 127 (52.5%) | 19 (36.5%) |  |
 Female | 160 (54.4%) | 115 (47.5%) | 33 (63.5%) |  |
Age (years) | 46.00 (34.75–54.00) | 44.00 (32.00–53.00) | 55.50 (47.00–65.25) | 0.000 |
Incubation period (days) | 5.00 (3.00–7.00) | 3.00 (2.00–7.00) | 6.00 (4.00–8.00) |  |
Symptom | Â | Â | Â | Â |
 Fever | 275 (93.4%) | 223 (92.2%) | 52 (100%) | 0.075 |
 Dyspnea | 170 (57.8%) | 129 (53.3%) | 41 (78.9%) | 0.001 |
 More than one symptom | 225 (76.5%) | 178 (73.6%) | 47 (90.4%) | 0.009 |
CRP abnormal | Â | Â | Â | 0.005 |
 Yes | 169 (57.5%) | 130 (53.7%) | 39 (75.0%) |  |
 No | 125 (42.5%) | 112 (46.3%) | 13 (25.0%) |  |
WBC abnormal | Â | Â | Â | 0.024 |
  Yes | 62 (21.1%) | 45 (18.6%) | 17 (32.7%) |  |
 No | 232 (78.9%) | 197 (81.4%) | 35 (67.3%) |  |
LY count ( × 109/L) | 0.63 (0.45–1.13) | 0.72 (0.51–1.12) | 0.58 (0.35–0.93) | 0.001 |
 Yes | 135 (45.9%) | 101 (41.7%) | 34 (65.38%) |  |
 No | 159 (54.1%) | 141 (58.3%) | 18 (34.62%) |  |
Severity status | Â | Â | Â | 0.000 |
 Yes | 38 (12.9%) | 16 (6.6%) | 22 (42.3%) |  |
 No | 256 (87.1%) | 226 (93.4%) | 30 (57.7%) |  |
Quantitative CT analysis | Â | Â | Â | Â |
 LUV (cm3) | 3728.28 (2944.22–4642.55) | 3709.28 (2939.74–4538.04) | 4180.53 (3027.12–4868.62) | 0.218 |
 LEV (cm3) | 139.25 (58.28–297.34) | 127.82 (50.50–265.91) | 235.01 (89.65–658.18) | 0.000 |
 LEV/LUV | 0.04 (0.02–0.09) | 0.04 (0.01–0.08) | 0.07 (0.02–0.16) | 0.000 |
 COV (cm3) | 45.00 (12.97–119.82) | 40.45 (11.82–96.27) | 94.58 (23.93–208.55) | 0.000 |
 COV/LUV | 0.01 (0.00–0.04) | 0.01 (0.00–0.03) | 0.03 (0.02–0.06) | 0.001 |
 GGOV (cm3) | 80.02 (36.95–169.48) | 74.71 (31.08–150.72) | 150.26 (50.36–305.02) | 0.000 |
 GGOV/LUV | 0.02 (0.00–0.05) | 0.02 (0.01–0.04) | 0.04 (0.02–0.09) | 0.000 |
 LEN | 22.00 (11.00–39.00) | 19.00 (10.00–37.25) | 30.00 (21.25–44.75) | 0.001 |