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Table 2 Odds ratios of differentiating variables of the headache in patients with COVID-19 diagnosis

From: Headache characteristics in COVID-19 pandemic-a survey study

Headache characteristics COVID-19 positive
n (%)
No COVID-19
n (%)
OR
Presence of anosmia/ageusia 142(74%) 282(%20) 11.4
Bilateral headache 166 (85%) 994 (64%) 3.37
Analgesic-resistant 32(%18) 116(8%) 2.61
Gastrointestinal symptoms 137(70%) 808(53%) 2.13
Male gender 82(%40) 437(25%) 2.06
Headache duration > 72 h 27(13.3%) 130(7%) 1.93
Headache duration > 48 h 55(27%) 328(18.5%) 1.63