Diabetes, Obesity & Metabolism
Metformin linked to lower death risk after COVID-19 in diabetes
Over 12 months, the adjusted risk ratio for death was 0.61 for metformin prescriptions versus prescriptions for another diabetes drug.Over 12 months, the adjusted risk ratio for death was 0.61 for metformin prescriptions versus prescriptions for another diabetes drug.

Cohort · 53,332 peopleCOVID-19
Who was studied53,332 people with Type 2 diabetes and COVID-19, 12 months, against DPP4i users
What changedDeath risk after COVID-19 was lower among metformin users than DPP4i users (adjusted risk ratio 0.61)
The catchMore advanced diabetes in DPP4i users could partly explain their higher mortality