72.79% of patients had at least 1 clinical symptom, the most common were dry cough (29.81%), fatigue (21.06%), cough with phlegm (15.29%), chest pain, chest tightness (13.56%), short of breath (12.88%).
72,79% bệnh nhân có ít nhất 1 triệu chứng lâm sàng, nhiều nhất là ho khan (29,81%), mệt mỏi (21,06%), ho đờm (15,29%), đau, tức ngực (13,56%), hụt hơi (12,88%).