Table 3.
Symptoms presented by suspected Covid-19 cases at time of testing, 1stMarch to 5th October 2020, Cameroon
| COVID-19 infection |
||||
|---|---|---|---|---|
| Symptoms | All participants (N=20 020) | Yes (n=6 910) | No (n = 13 110 | p |
| Time from symptom onset to sample collection | *6 955 | 2 833 | 4 122 | |
| Median (IQR; days) | 6 (3 - 9) | 6 (3-9) | 6 (3-10) | <0.001 |
| Cough | 11 008 (55.0) | 4 436 (64.2) | 6 572 (50.1) | <0.001 |
| Headache | 8 732 (43.6) | 3 212 (46.5) | 5 520 (42.11) | <0.001 |
| Fatigue/malaise | 7 790 (38.9) | 3 178 (46.0) | 4 612 (35.2) | <0.001 |
| Shortness of breath | 5 557 (27.8) | 2 111 (30.6) | 3 446 (26.3) | <0.001 |
| Myalgia (muscles ache) or arthralgia | 4 404 (22.0) | 1 770 (25.6) | 2 634 (20.1) | <0.001 |
| Sore throat | 3 768 (18.8) | 1 279 (18.5) | 2 489 (19.0) | <0.001 |
| Rhinorrhoea (runny nose) | 3 921 (19.6) | 1 304 (18.9) | 2 617 (20.0) | <0.001 |
| Diarrhoea | 1 951 (9.8) | 770 (11.1) | 1 181 (9.0) | <0.001 |
| Fever at sample collection | 1 447 (7.2) | 636 (9.2) | 811 (6.2) | <0.001 |
| Fever at sample collection / use of antipyretic before diagnosis | 6 820 (34.1) | 2 991 (43.3) | 3 829 (29.2) | <0.001 |
| Nausea and vomiting | 1 244 (6.2) | 502 (7.3) | 742 (5.7) | <0.001 |
| Conjunctival congestion | 987 (4.9) | 370 (5.4) | 617 (4.7) | <0.001 |
| Ageusia and/or anosmia | 1 127 (5.6) | 637 (9.2) | 490 (3.7) | <0.001 |
| Anosmia (loss of smell) | 982 (4.9) | 572 (8.3) | 410 (3.1) | 0.001 |
| Ageusia(loss of taste) | 558 (2.8) | 316 (4.6) | 242 (1.9) | <0.001 |
| Ear pain | 163 (0.8) | 58 (0.8) | 105 (0.8) | <0.001 |
| Other symptoms or signs | ||||
| Skin rash | 753 (3.8) | 236 (3.4) | 517 (3.9) | <0.001 |
| Abdominal pain | 262 (1.3) | 64 (0.9) | 198 (1.5) | 0.5 |
| Chest pain | 284 (1.4) | 81 (1.2) | 203 (1.6) | 0.4 |
| Inappetence | 105 (0.5) | 55 (0.8) | 50 (0.4) | <0.001 |
| Dizziness | 53 (0.3) | 17 (0.3) | 36 (0.3) | 0.1 |
| Constipation | 17 (0.1) | 5 (0.1) | 12 (0.1) | 0.4 |
| Lombar pain | 12 (0.1) | 3 (0.04) | 9 (0.1) | 0.6 |
| Sweat | 10 (0.1) | 5 (0.1) | 5 (0.04) | 0.3 |
If the suspected case's record did not include information on a clinical characteristic, it was assumed that the characteristic was not present.
*The denominators of patients who were included in the analysis are provided if they differed from the overall numbers in the group