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Table 6 Post-COVID-19 inter-hemispheric coherence values in relation to CORADS grading, COVID-19 severity, and need for respiratory support

From: Cognitive function and quantitative electroencephalogram analysis in subjects recovered from COVID-19 infection

Variables

QEEG inter-hemispheric coherence parameters (Median /IQR)

F3/F4

C3/C4

P3/P4

Alpha

Beta

Alpha

Beta

Alpha

Beta

CORADs grade

 III

33.5/0

36.8/0

34.2/0

30.7/0

39.3/0

27.1/0

 IV

24.7/55.6

19.6/61.4

23.7/38.5

12.9/44.8

23.6/77.3

14.1/42.9

 V

14.02/32.6

12.8/34.1

22.2/34.5

21.1/35.9

21.8/51.6

16.01/31.3

P-value

0.001*

0.2

0.2

0.4

0.2

0.6

COVID-19 severity

 Mild

24.7/55.6

23.2/61.4

23.6/37.9

12.9/44.9

21.1/68.3

10.3/42.9

 Moderate

17.8/33.7

14.3/43.6

23.5/38.5

23.5/39.9

24.1/77.6

22.3/34.5

 Severe

12.7/17.5

6.7/11.9

19.7/28.8

18.5/26.2

17.8/12.2

15.9/18.1

P-value

0.01*

0.5

0.7

0.6

0.6

0.8

Respiratory support

 Oxygen

No

23.9/58.5

12.3/61.4

23.6/38.5

12.9/44.9

21.1/68.3

11.2/42.9

Yes

17.8/33.7

14.3/43.6

23.5/38.5

23.5/39.9

24.1/77.6

22.4/34.6

P-value

0.1

0.9

0.8

0.3

0.9

0.6

 Mechanical ventilation

No

21.5/59.1

14.6/61.4

23.5/38.5

19.9/44.8

23.6/77.6

14.1/42.9

Yes

12.6/17.5

9.6/11.9

19.7/28.8

18.5/26.3

17.8/12.2

15.9/18.1

P-value

0.04*

0.3

0.5

0.6

0.3

0.5

  1. CO-RADS The coronavirus disease 2019-Reporting and Data System, QEEG Quantitative electroencephalography
  2. *significance difference with P-value < 0.05