Avg days Standard deviation Number (%) P value
Fatigue 5.80 4.48 696(68.71) <0.01**
Muscular arthralgia 3.56 3.07 617(60.91) <0.01**
Sore throat 5.10 3.59 618(61.01) 0.319
Stuffy and runny nose 5.66 3.60 635(62.69) 0.002**
Cough and phlegm 8.75 5.22 574(56.66) <0.01**
Changes of taste and smell 7.23 5.32 390(38.50) 0.014*
Diarrhea and vomiting 3.33 3.66 251(24.78) <0.01**