Skip to main content

Table 2 CT features of symptomatic and asymptomatic COVID-19 patients

From: Atypical presentations of coronavirus disease 2019 (COVID-19) from onset to readmission

Features

Symptomatic (n=69)

Asymptomatic (n=10)

P-value

Overall condition of lesions

 

< 0.001c*

 Normal#

6(8.7%)

5(50.0%)

 

 Single#

4(5.8%)

2(20.0%)

 

 Multiple#

59(85.5%)

3(30.0%)

 

Total number of GGO inperipheral area

 Pure GGO

5.36±7.28

0.90±2.18

< 0.001b*

 Mixed GGO

4.83±7.05

0.50±0.85

< 0.001b*

Total number of lesions

 Peripheral area

11.6±13.8

1.40±2.22

< 0.001b*

 Central area

1.81±4.41

0.80±1.93

0.478b

Total scores of involved lung zones

 Bilateral lung

5.26±4.01

1.30±1.83

< 0.001b*

 Right lung

3.01±2.45

0.80±1.23

< 0.001b*

 Left lung

2.25±1.86

0.50±0.71

< 0.001b*

Number of lobes affected

 Right lung

1.93±1.15

0.80±1.23

0.005b*

 Left lung

1.39±0.79

0.50±0.71

0.001b*

Total scores of bilateral lung category

 

0.002a*

 < 3 scores#

18(26.1%)

8(80.0%)

 

 ≥3 scores#

51(73.9%)

2(20.0%)

 

Pure GGO category

  

0.021a*

 Negative#

14(20.3%)

6(60.0%)

 

 Positive#

55(79.7%)

4(40.0%)

 

Pure GGO in peripheral area category

 

0.003a*

 Negative#

14(20.3%)

7(70.0%)

 

 Positive#

55(79.7%)

3(30.0%)

 

Mixed GGO category

  

0.003a*

 Negative#

14(20.3%)

7(70.0%)

 

 Positive#

55(79.7%)

3(30.0%)

 

Mixed GGO in peripheral area category

 

0.008a*

 Negative#

16(23.2%)

7(70.0%)

 

 Positive#

53(76.8%)

3(30.0%)

 
  1. Note: *Data with statistical significance. #Results are measurements with the corresponding ratio in parentheses, and the remainingresults are mean value with standard deviation. Pa: chi-square test, Pb: student’s t-test, Pc: Kruskal-Wallis H test, GGO Ground-glass opacity