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. 2021 Feb 9;42(5):1665–1673. doi: 10.1007/s10072-020-04978-2

Table 2.

Headache characteristics of the patients with COVID-19 infection

Women
n = 35 (42%)		 Men
n = 48 (58%)		 Total
n = 83		 p

Duration (hours) (mean ± SD)

Median [min-max]

8.69 ± 4.98

7.00 [3.00–20.00]

9.23 ± 5.40

7.00 [3.00–20.00]

9.00 ± 5.20

7.00 [3.00–20.00]

 0.728

Frequency (days)* (mean ± SD)

Median [min-max]

4.83 ± 2.41

4.00 [2.00–9.00]

5.29 ± 2.38

4.00 [2.00–9.00]

5.10 ± 2.39

4.00 [2.00–9.00]

 0.353
Location of headache 0.693

  Unilateral

  Bilateral

3 (8.6%)

32 (91.4%)

3 (6.3%)

45 (93.8%)

6 (7.2%)

77 (92.8%)
Quality of headache 0.077

  Throbbing

  Pressing

  Stabbing

  Others

20 (57.1%)

6 (17.1%)

6 (17.1%)

3 (8.6%)

27 (56.3%)

15 (31.3%)

1 (2.1%)

5 (10.5%)

47 (56.6%)

21 (25.3%)

7 (8.4%)

8 (9.6%)
Associated symptoms 0.841

  None

  Nausea

  Vomiting

  Photophobia

  Phonophobia

  Osmophobia

  Aggravation by PA

  Vertigo/dizziness

0

15 (42.9%)

1 (2.9%)

9 (25.7%)

8 (22.8%)

1 (2.9%)

5 (14.3%)

4 (11.4%)

0

15 (31.3%)

4 (8.3%)

16 (33.3%)

15 (42.8%)

1 (2.1%)

7 (14.6%)

5 (10.4%)

0

30 (36.1%)

5 (6.0%)

25 (30.1%)

23 (27.7%)

2 (2.4%)

12 (14.5%)

9 (10.8%)
Response to paracetamol n (%) 24 (68.6%) 25 (52.1%) 49 (59.0%) 0.200
Response to GON blocks 0.293

  GON- NA

  GON- un responsive

  GON- responsive

24 (68%)

2 (5.7%)

9 (25.7%)

25 (52.1%)

3 (6.3%)

20 (41.7%)

49 (59.0%)

5 (6.0%)

29 (34.9%)

NA not applicable, PA physical activity, GON great occipital nerve

*Headache days in 10 hospitalization days