System symptom | Number of published papers (n = 32) or websitesa (n = 3) with this symptom (N = 35) |
---|---|
Upper respiratory | |
Nasal congestion (e.g., obstruction, stuffiness) | 14 (40.0 %) |
Rhinorrhea (runny nose) | 13 (37.1 %) |
Sneezing | 4 (11.4 %) |
Sore throat | 26 (74.3 %) |
Hoarseness | 3 (8.6 %) |
Ear ache and/or pressure | 4 (11.4 %) |
Conjunctivitis | 1 (2.9 %) |
Sinus pain | 1 (2.9 %) |
Coryza | 2 (5.7 %) |
Nasal symptoms | 2 (5.7 %) |
Lower respiratory | |
Cough | 29 (82.9 %) |
Dyspnea/difficulty breathing | 4 (11.4 %) |
Chest congestion | 1 (2.9 %) |
Chest discomfort | 2 (5.7 %) |
Systemic | |
Headache | 22 (62.9 %) |
Muscle/joint aches and pains | 25 (71.4 %) |
Fatigue (weakness, tiredness, low energy) | 16 (45.7 %) |
Loss of or poor appetite | 6 (17.1 %) |
Vomiting | 7 (20 %) |
Nausea | 3 (8.6 %) |
Diarrhea | 4 (11.4 %) |
Digestive symptoms | 2 (5.7 %) |
Feverishness, chills, rigors, sweats | 16 (45.7 %) |
Dizziness | 2 (5.7 %) |
Malaise | 3 (8.6 %) |
Fatigue/weakness/tiredness/low energy | 15 (42.9 %) |
Signs | |
Fever | 32 (91.4 %) |