Table 1.

Risk factors for severe disease.

Risk factors for severe disease
1. Age	>52 years (interquartile range 40–65)
2. Co-morbidities present in 38% of patients with severe disease	Hypertension 24% Diabetes 16% Coronary heart or cerebrovascular disease 8% Chronic obstructive pulmonary disease (COPD) 4% Chronic kidney disease 2% Cancer 2%
3. Additional risk factor unique for low-income countries	HIV Tuberculosis Chronic obstructive pulmonary disease (COPD) Rheumatic heart disease (RHD) Cardiomyopathies

The table outlines risk factors for severe COVID-19 disease and co-morbidities from China (from Guan et al. Clinical characteristics of coronavirus disease 2019 in China, NEJM, 2020) and low-income settings with a focus on Sub-Saharan Africa.