• Preexisting chronic pulmonary disease (1.1%)
• Fever (43.8% on admission, 88.7% during hospitalization)
• Cough (67.8%)
• Sputum (33.7%)
• Sore throat (13.9%)
• Nasal congestion (4.8%)
• Hemoptysis (0.9%)
• ARDS (3.4%)
• 1.4% case fatality rate
• 4 days median incubation period