Table 3 Frequency of associated symptoms in the entire sample and the comparison between patients with and without headache
Variable | All patients (n = 576) | Headache (n = 137) | No Headache (n = 439) | Adjusted p-value |
|---|---|---|---|---|
Anosmia | 146 (25.3%) | 64 (46.7%) | 82 (18.7%) | < 0.001 |
Arthralgia | 35 (6.1%) | 18 (13.1%) | 17 (3.9%) | < 0.001 |
Asthenia | 242 (42.1%) | 70 (51.1%) | 172 (39.2%) | 0.014 |
Chest pain | 99 (17.2%) | 33 (24.1%) | 66 (15.1%) | 0.015 |
Cough | 403 (70.2%) | 113 (82.5%) | 290 (66.2%) | < 0.001 |
Cutaneous rash | 11 (1.9%) | 4 (2.9%) | 7 (1.6%) | 0.322 |
Diarrhea | 192 (33.4%) | 54 (39.4%) | 138 (31.4%) | 0.084 |
Dyspnea | 292 (50.8%) | 73 (53.3%) | 219 (49.9%) | 0.487 |
Expectoration | 90 (15.7%) | 24 (17.5%) | 66 (15.0%) | 0.484 |
Fever | 462 (80.3%) | 121 (88.3%) | 341 (77.7%) | 0.006 |
Lightheadedness | 60 (10.4%) | 19 (13.9%) | 41 (9.3%) | 0.001 |
Myalgia | 139 (24.1%) | 55 (40.1%) | 85 (19.1%) | < 0.001 |
Odynophagia | 60 (10.4%) | 22 (16.1%) | 38 (9.7%) | 0.892 |
Rhinorrhea | 12 (2.1%) | 2 (1.5%) | 10 (2.3%) | 0.558 |
Syncope | 43 (7.5%) | 9 (6.6%) | 34 (7.7%) | 0.648 |
Vomiting | 47 (8.2%) | 11 (8%) | 136 (8.2%) | 0.949 |
Weakness | 90 (15.7%) | 26 (19.0%) | 64 (14.6%) | 0.216 |