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Ramya Nagarajan

Ramya Nagarajan

Public health researcher at ICMR-National Institute of Epidemiology

ramya-nagarajan
Chennai, Tamil Nadu, India
Joined February 2026
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Summary

Epidemiologist and implementation researcher focused on public-health program-relevant evidence indiarisefellowship+1
Experienced systematic reviewer and meta-analyst with multiple peer-reviewed syntheses on COVID-19, mental health, liver disease and public-health workforce topics nih+2
Conducts implementation and surveillance studies that inform local public-health practice and policy, including mask-use surveillance in Chennai plos+1
Active contributor to peer-reviewed public-health research with collaborations across Indian public-health institutions and coauthorships on diverse topics including NCDs, infectious disease seroprevalence, and occupational burnout nih+1

Work

Education

Projects

Writing

Global estimate of burnout among the public health workforce: a systematic review and meta-analysis

May 1, 2024

Systematic review and meta-analysis estimating the pooled global prevalence of burnout among public health workers and discussing implications for workforce well-being.

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Effectiveness of multiple combined lifestyle interventions in reducing blood pressure among patients with prehypertension and hypertension: a network meta-analysis

June 1, 2023

Network meta-analysis comparing combinations of lifestyle interventions and their effectiveness in reducing systolic and diastolic blood pressure among prehypertensive and hypertensive patients.

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COVID-19 Severity and Mortality Among Chronic Liver Disease Patients: A Systematic Review and Meta-Analysis

August 1, 2022

Systematic review and meta-analysis assessing the association between chronic liver disease and COVID-19 severity and mortality, reporting pooled odds ratios from multiple studies.

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Prevalence of post-traumatic stress disorder among survivors of severe COVID-19 infections: A systematic review and meta-analysis

November 1, 2021

Systematic review and meta-analysis estimating pooled prevalence of PTSD among survivors of severe COVID-19 infection, including methods, pooled prevalence estimates, and interpretation of heterogeneity and limitations.

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Surveillance for face mask compliance, Chennai, Tamil Nadu, India, October-December, 2020

September 1, 2021

Cross-sectional surveillance study describing levels of appropriate mask use in Chennai across slum and non-slum settings and providing public health recommendations.

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