Table 1.
Comparison of Symptom Frequency and Percentage and Median Duration of Symptoms Among Those With Confirmed SARS-CoV-2 Infection, Probable Infection, or Possible Infection Across All Time Points
| Rates of Symptoms in All Cases | ||||
|---|---|---|---|---|
| Confirmed Infection | Probable Infection | Possible Infection | P | |
| Total, No. | 316 | 393 | 543 | |
| Duration of symptoms, d | 5 [3–11] | 2 [1–5] | 3 [1–7] | |
| Symptom severitya | 61 [50–72] | 50 [32–64] | 54 [37–66] | |
| Cough | 258 (82) | 326 (83) | 430 (79) | .32 |
| Fever | 212 (67) | 175 (45) | 245 (45) | <.001* |
| Dyspnea | 143 (45) | 139 (35) | 231 (43) | .02 |
| Headache | 191 (60) | 197 (50) | 261 (48) | .002* |
| Diarrhea | 121 (38) | 90 (23) | 140 (26) | <.001* |
| Rhinorrhea | 52 (16) | 80 (20) | 101 (19) | .42 |
| Sore throat | 125 (40) | 182 (46) | 270 (50) | .02 |
| Fatigue | 195 (62) | 183 (47) | 248 (46) | <.001* |
| Myalgia | 165 (52) | 170 (43) | 225 (41) | .007* |
| Sinus congestion | 83 (26) | 76 (19) | 106 (20) | .04 |
| Anosmia | 102 (32) | 68 (17) | 121 (22) | <.001* |
Values are No. (%) or median [interquartile range]. Significance was measured using the Fisher exact test.
aMeasured on a visual analog scale, 0–100 mm.
*Statistically significant difference between confirmed and probable infection groups.