The WHO has published a systematic review and meta-analysis of approximately 100 studies investigating preventable medication-associated harms in both low- and middle-income countries (LMICs) as well as high income countries (HICs).

Although the prevalence of preventable and non-preventable harms was similar across all countries, the prevalence of preventable harms was almost twice as high in LMICs versus HICs. Read the full publication for more findings, including commonly implicated drugs and the most high-risk medical settings.