[Comment] Undernutrition and tuberculosis: time to recalibrate the global response (opens in new tab)

The relationship between undernutrition and tuberculosis is one of the oldest observations in infectious disease epidemiology, yet its precise quantification has remained elusive. In The Lancet Global Health, Matthew J Saunders and colleagues present the findings of a modelling study estimating that eliminating all undernutrition (BMI <18·5 kg/m2) among adults globally could avert 23·7% (95% uncertainty interval 20·9–26·5) of adult tuberculosis incidence worldwide.1 This estimate is approxima...