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Table 3 Demographic, clinical, laboratory findings, and outcomes of patients with COVID-19 based on the total chest CT scan score

From: Predictors of the chest CT score in COVID-19 patients: a cross-sectional study

Variables

All patients = 478

Total CT score Mean ± SD

P value

Demographic data

Age (years)

   

 < 39

90 (18.8%)

10.47 ± 8.02

0.54a

 39–49

102 (21.3%)

8.15 ± 8.19

 

 50–59

104 (21.7%)

9.96 ± 9.03

 

 60–69

98 (20.5%)

9.57 ± 8.23

 

 ≥ 70

84 (17.5%)

8.44 ± 8.04

 

Sex

 Male

267 (55.8%)

7.70 ± 7.84

0.193

 Female

211 (44.2%)

8.67 ± 8.37

 

Symptoms on first visit

Fever

   

 Yes

284 (59.4%)

9.06 ± 8.25

0.78

 No

194 (40.6%)

9.34 ± 8.53

 

Dyspnea

   

 Yes

277 (57.9%)

9.56 ± 8.58

0.20

 No

201 (42.1%)

8.38 ± 7.82

 

Sputum

   

 Yes

15 (3.1%)

9.64 ± 9.70

0.87

 No

463 (96.9%)

9.14 ± 8.30

 

Cough

   

 Yes

334 (69.8%)

9.10 ± 8.20

0.85

 No

144 (30.2%)

9.29 ± 8.68

 

Chest pain

   

 Yes

126 (26.3%)

9.42 ± 8.08

0.74

 No

352 (73.7)

9.07 ± 8.43

 

Anosmia

   

 Yes

60 (12.5%)

12.46 ± 7.73

0.01*

 No

418 (87.5%)

8.73 ± 8.33

 

Vital signs on first visit

Temperature (°C)

   

 ≤ 37.2

212 (44.3%)

9.00 ± 8.37

0.76

 ≥ 37.3

266 (55.7%)

9.28 ± 8.35

 

Respiratory rate(breath/minute)

   

 < 25

389 (81.3%)

8.37 ± 7.94

0.001*

 ≥ 25

89 (18.7%)

12.37 ± 9.23

 

SpO2%

   

 ≥ 93

276 (57.7%)

7.76 ± 7.58

0.04*

 < 93

202 (42.3%)

9.75 ± 8.54

 

Initial laboratory findings

WBC (cell/ mm3)

   

 ≤ 10,000

415 (86.9%)

8.70 ± 8.33

0.009*

 > 10,000

63 (13.1%)

12.02 ± 8.17

 

Lymphocyte count(cell/ mm3)

   

 ≤ 1000

103 (21.5%)

9.77 ± 8.88

0.42

 > 1000

375 (78.5%)

8.91 ± 8.07

 

CRP (mg/L)

   

 ≤ 90

17 (3.5%)

7.82 ± 7.89

0.002*

 91

461 (96.5%)

10.83 ± 8.67

 

ESR(mm/h)

   

 ≤ 60

13 (2.7%)

8.24 ± 8.45

0.10

 ≥ 61

465 (97.3%)

10.05 ± 8.54

 

LDH (units/L)

   

 < 480

65 (13.5%)

9.02 ± 7.92

0.12

 ≥ 480

413 (86.5%)

11.02 ± 8.64

 

Underlying disease

DM

   

 Yes

132 (27.6%)

8.54 ± 8.10

0.35

 No

346 (72.4%)

9.42 ± 8.45

 

HTN

   

 Yes

136 (28.4%)

9.11 ± 8.30

0.92

 No

342 (71.6%)

9.22 ± 8.36

 

Outcomes

ICU admission

   

 Yes

42 (8.7%)

11.10 ± 9

0.003*

 No

436 (92.2%)

7.71 ± 7.88

 

Recovery time (days)

   

 < 15

278 (58.1%)

7.28 ± 8.02

0.009*

 ≥ 15

200 (41.9%)

9.29 ± 8.09

 

Hospitalization time (days)

   

 < 15

437 (91.4%)

9.08 ± 8.23

0.037*

 ≥ 15

41 (8.6%)

12 ± 9.21

 

Death

   

 Yes

16 (3.3%)

8.51 ± 1.85

0.86

 No

462 (96.7%)

8.05 ± 0.37

 
  1. HTN, hypertension; DM, diabetes mellitus; SpO2, oxygen saturation; WBC, white blood cell; LDH, lactate dehydrogenase; CRP, C-reactive protein; ESR, erythrocyte sedimentation rate; ICU, intensive care unit
  2. *Statistically significant (p value < 0.05)
  3. aOne way ANOVA test is used; independent t-test or Mann–Whitney U test used for all other comparisons
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