Table 4 QEEG absolute power among COVID-19 survivors in relation to CORADS grading, COVID-19 severity, and need for respiratory support

CORADs grade

 III

24.28/0

11.16/0

19.93/0

12.23/0

41.8/0

17.17/0

 IV

22.5/85.7

6.1/31.7

16.7/65.7

6.1/20.7

18.8/84.9

9.4/23.5

 V

21.9/50.7

5.85/21.8

23.02/80.2

7.5/25.2

24.2/85.2

11.7/23.6

P-value

0.8

0.9

0.4

0.3

0.4

0.6

COVID-19 severity

 Mild

19.9/36.8

7/31.7

19.9/31.3

6.5/12.02

19.14/35.5

10.24/23.5

 Moderate

23.7/80.3

5.9/21.8

21.3/80.2

7.4/24.5

24.5/85.2

11.3/23.1

 Severe

21.9/36.3

5.7/5.2

23.02/34.9

5.9/7.9

21.4/47.6

9.9/9.8

P-value

0.4

0.7

0.2

0.4

0.8

0.8

Respiratory support

 Oxygen

No

21.8/49.3

7/31.6

19.9/41.9

6.5/12.02

19.1/53.1

10.2/23.5

Yes

23.7/80.3

5.8/21.8

21.3/80.2

7.3/24.5

24.5/85.2

11.3/23.1

P-value

0.3

0.9

0.1

0.2

0.5

0.6

 Mechanical ventilation

No

22.5/85.7

6.1/31.7

20.6/81.4

6.9/25.5

19.5/87.8

10.5/24.3

Yes

21.9/36.3

5.7/5.1

23.02/34.8

5.9/7.9

21.4/47.6

9.9/9.7

P-value

0.6

0.4

0.8

0.5

0.8

0.5