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Table 3 Baseline demographics and clinical characteristics of study participants stratified by clinical category

From: Comparison of the CO-RADS and the RSNA chest CT classification system concerning sensitivity and reliability for the diagnosis of COVID-19 pneumonia

Characteristic

All (n = 359)

Mild (n = 96)

Moderate (n = 171)

Severe (n = 92)

p value

Age, mean ± SD

45 ± 16.9

30.7 ± 14.2

48.6 ± 15.2

53.5 ± 13.1

0.000

Gender

    

0.045

 Male

180 (50.1)

39 (40.6)

87 (50.9)

54 (58.7)

 

 Female

179 (49.9)

57 (59.4)

84 (49.1)

38 (41.3)

 

Symptoms

 Fever

273 (76)

41 (42.7)

142 (83.0)

90 (97.8)

0.000

 Cough

259 (72.1)

37 (38.5)

135 (78.9)

87 (94.5)

0.000

 DOB

202 (56.3)

0 (0)

123 (71.9)

79 (85.9)

0.000

 Diarrhea

20 (5.6)

5 (5.2)

8 (4.6)

7 (7.6)

0.512

Comorbidities

63 (17.5)

10 (10.4)

25 (14.6)

28 (30.4)

0.001

 Hypertension

24 (6.7)

5 (5.2)

10 (5.8)

9 (9.8)

0.379

 Diabetes

15 (4.2)

2 (2.1)

5 (2.9)

8 (8.7)

0.041

 COPD

11 (3.1)

1 (1.0)

4 (2.3)

6 (6.5)

0.070

 Heart disease

9 (2.5)

2 (2.1)

6 (3.5)

1 (1.1)

0.456

 CKD

4 (1.1)

0 (0)

0 (0)

4 (4.3)

0.004

Death

22 (6.1)

0 (0)

0 (0)

22 (23.7)

0.000

  1. Unless otherwise indicated, date represent the number of patients and percentage in parentheses
  2. n number, SD standard deviation, DOB difficulty of breathing, COPD Chronic obstructive pulmonary disease, CKD Chronic kidney disease