Clinical features | Global population N = 556* | 1st wave N = 239* | 2nd wave N = 216* | 3rd wave N = 101* |
Vital signs |
|
|
|
|
Temperature (˚C) | 36.70 ± 0.73 | 36.77 ± 0.71 | 36.52 ± 0.67 | 36.85 ± 0.83 |
High temperature | 47 (8.8%) | 22 (9.2%) | 9 (4.5%) | 16 (16%) |
SaO2 (%) | 93 ± 7 | 94 ± 6 | 92 ± 6 | 90 ± 10 |
SaO2 < 90% | 125 (22.4%) | 35 (14.6%) | 52 (24.1%) | 38 (37.6%) |
Symptoms |
|
|
|
|
Fatigue | 321 (58%) | 141 (59%) | 117 (54%) | 63 (62%) |
Cough | 319 (57%) | 139 (58%) | 117 (54%) | 63 (62%) |
Fever | 289 (52%) | 133 (55.6%) | 92 (42.6%) | 64 (63.4%) |
Arthromyalgia | 266 (48%) | 110 (46%) | 113 (52%) | 43 (43%) |
Headaches | 233 (42%) | 115 (48%) | 74 (34%) | 44 (44%) |
Dyspnea | 176 (32%) | 73 (31%) | 67 (31%) | 36 (36%) |
Ageusia | 84 (15.1%) | 43 (17.9%) | 28 (12.9%) | 13 (12.9%) |
Anosmia | 94 (16.8%) | 45 (18.8%) | 33 (15.2%) | 16 (15.8%) |
Sore throat | 66 (12%) | 38 (16%) | 21 (9.7%) | 7 (6.9%) |
Rhinorrhea | 64 (12%) | 31 (13%) | 24 (11%) | 9 (8.9%) |