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Published on: June 11, 2011
Diarrhea among African children born to human immunodeficiency virus 1-infected mothers: clinical, microbiologic and
Insights
Children with HIV-1 infection experience more severe diarrhea, often with dehydration and fatality. Maternal AIDS and malnutrition also contribute to increased diarrhea risk in infants.
Area of Science:
- Pediatric Infectious Diseases
- Global Health
- Virology
Background:
- Diarrhea and weight loss are common in pediatric Human Immunodeficiency Virus type 1 (HIV-1) infection, especially in developing nations.
- Understanding the impact of HIV-1 on diarrheal disease in infants is crucial for public health interventions.
Purpose of the Study:
- To investigate the characteristics and risk factors of diarrheal episodes in infants with perinatal HIV-1 infection.
- To compare the severity and outcomes of diarrhea in HIV-1-infected versus uninfected children.
Main Methods:
- Prospective longitudinal study of 559 children (10-15 months) in Kinshasa, Zaire.
- Analysis of diarrheal episodes, clinical presentation, dehydration severity, and causative pathogens.
- Logistic regression to identify associations between diarrhea and HIV-1 status, malnutrition, and maternal health.
Main Results:
- HIV-1-infected children had more frequent, severe, persistent, and fatal diarrhea episodes.
- Enteroadherence factor-positive Escherichia coli was associated with HIV-1 infection (P=0.04).
- Diarrhea was significantly linked to child's HIV-1 status, maternal malnutrition, and maternal Acquired Immunodeficiency Syndrome (AIDS).
Conclusions:
- Diarrhea in perinatally HIV-1-infected children in Zaire is more severe than in uninfected children.
- Maternal malnutrition and advanced maternal disease are significant risk factors for severe diarrhea in these infants.
- Findings highlight the need for integrated care addressing both child's HIV status and maternal health.
Abstract:
Diarrhea and weight loss are common features of pediatric and adult human immunodeficiency type 1 (HIV-1) infection, particularly in developing countries. We studied prospectively episodes of diarrhea in 559 children, ages 10 to 15 months, participating in a longitudinal study of perinatal HIV-1 infection in Kinshasa, Zaire. Children with HIV-1 infection had more frequent episodes of diarrhea and were more likely to present with fever or moderate or severe dehydration and to have persistent or fatal diarrhea. Of 9 HIV-1-positive infants with diarrhea, 3 had enteroadherence factor-positive Escherichia coli, compared with 5 of 74 HIV-1-negative children with diarrhea (P = 0.04); no other pathogen was associated with HIV-1 infection. In a logistic regression model diarrhea was significantly associated with HIV-1 infection in the child, moderate or severe malnutrition and symptoms of acquired immunodeficiency syndrome in the mother. Diarrhea among children with perinatal HIV infection in Zaire is more severe than among uninfected children and is associated with malnutrition and advanced disease in the mother.
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