Diabetes, hypertension, body mass index, smoking and COVID-19-related mortality: a systematic review and meta-analysis of observational studies, BMJ Open

Review (186 studies representing 210,447 deaths among 1,304,587 patients with COVID-19) suggests diabetes (1.54 fold), hypertension (1.42), obesity (1.45) and smoking (1.28) are associated with higher COVID-19 mortality, contributing to nearly 30% of COVID-19 deaths.
Source: Current Awareness Service for Health (CASH) - Category: Consumer Health News Source Type: news