Story perspectives

Study Reveals 70-Day Vaccine Rollout Lag in LMICs

10/14/2025

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Summary

Story summary

A Nature Communications study finds low- and middle-income countries (LMICs) had a median vaccine rollout lag of over 70 days.
The delay arose from inadequate health infrastructure, political influences, and vaccine nationalism.
Vaccine effectiveness against severe COVID-19 was generally similar across income levels.
LMICs lacked timely data on VE, hindering policy decisions.
The study calls for reforms to international frameworks to ensure equitable vaccine access in future health crises.

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Story summary

A Nature Communications study finds low- and middle-income countries (LMICs) had a median vaccine rollout lag of over 70 days.
The delay arose from inadequate health infrastructure, political influences, and vaccine nationalism.
Vaccine effectiveness against severe COVID-19 was generally similar across income levels.
LMICs lacked timely data on VE, hindering policy decisions.
The study calls for reforms to international frameworks to ensure equitable vaccine access in future health crises.