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Genotypic Inference of HIV-1 Tropism Using Population-based Sequencing of V3
Published on: December 27, 2010
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Refugee mothers, migration pathways and HIV: a population-based cohort study
Susitha Wanigaratne1,2, Meb Rashid3, Anita Gagnon4
1Centre for Urban Health Solutions, St. Michaels Hospital, Toronto, Canada.
AIDS Care
|May 8, 2019
Summary
Secondary migration, spending time in a transit country before reaching Canada, significantly increases HIV risk for refugee mothers compared to primary refugees. This pathway amplifies risk for refugees but not other immigrants.
Area of Science:
- Public Health
- Epidemiology
- Migration Studies
Background:
- Forced migration and prolonged transit times are linked to marginalization and elevated HIV risk.
- Understanding migration pathways is crucial for targeted public health interventions.
Purpose of the Study:
- To investigate if secondary migration status modifies the association between refugee status and HIV prevalence.
- To compare HIV risk among primary refugees, secondary refugees, and non-refugee immigrants.
Main Methods:
- Population-based cohort study in Ontario, Canada.
- Log-binomial regression for prevalence ratios (PR) and adjusted prevalence ratios (APR).
- Sensitivity analysis using conditional logistic regression with matched cohorts.
Main Results:
- HIV prevalence was highest among secondary refugees (1.47%) compared to primary refugees (0.82%).
- Secondary migration significantly modified HIV risk (p=0.02), increasing it by 68% for refugees.
- No significant difference in HIV risk was observed between primary and secondary non-refugee immigrants.
Conclusions:
- Secondary migration amplifies HIV risk specifically among refugee mothers.
- Public health strategies should consider migration pathways when addressing HIV prevention in refugee populations.
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