Table 2.

Prespecified COVID-19 symptoms, complications and risk factors

COVID-19-related symptoms	COVID-19-related complications	Known risk factors for disease progression
Fever	Viral pneumonia	Age
Cough	Bacterial pneumonia	Number of symptoms
Sore throat	ARDS	Number of comorbidities
Runny nose	Cardiac complications	History of malignancy
Myalgia	Bacteraemia	C-reactive protein (CRP)
Arthralgia	DIC	Neutrophilia
Fatigue	Liver dysfunction	Lymphopenia
Chest pain	Stroke/CVA	Neutrophil:lymphocyte ratio
Shortness of breath	Seizure	Lactate dehydrogenase (LDH)
Headache	Acute kidney injury	Direct bilirubin
GIT symptoms (eg, diarrhoea)	Hyperglycaemia	D-dimer
Loss of smell	Pulmonary embolism	CT scan abnormalities
Loss of taste	Deep venous thrombosis	CXR abnormalities

ARDS, acute respiratory distress syndrome; CVA, cerebrovascular accident; CXR, chest X-ray; DIC, disseminated intravascular coagulation; GIT, gastrointestinal tract.