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Table 1 Characteristics of patients with or without any comorbidity

From: Development of a quantitative segmentation model to assess the effect of comorbidity on patients with COVID-19

Variables Total (n = 294) Without comorbidity (n = 242) With any comorbidity (n = 52) P value
Gender     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     
 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     0.005
 Yes 169 (57.5%) 130 (53.7%) 39 (75.0%)  
 No 125 (42.5%) 112 (46.3%) 13 (25.0%)  
WBC abnormal     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     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     
 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
  1. CRP: C reactive protein; WBC: white blood cell count; LY: lymphocyte; LUV: the volume of the whole lung; LEV: the volume of lesion; COV: the volume of consolidation; GGOV: the volume of GGO; LEN: the number of lesions
  2. P values written in italic indicate a significant difference