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Open AccessJournal ArticleDOI

Active Tuberculosis in HIV-Exposed Tanzanian Children up to 2 years of Age: Early-Life Nutrition, Multivitamin Supplementation and Other Potential Risk Factors.

TLDR
Knowing of nutrition-related risk and protective factors for TB in HIV-exposed children could enhance preventive and case-finding activities in this population, contributing to efforts to reduce the global TB burden.
Abstract
BACKGROUND Over half a million children worldwide develop active tuberculosis (TB) each year. Early-life nutritional exposures have rarely been examined in relation to pediatric TB among HIV-exposed children. We therefore investigated independent associations of early-life nutritional exposures with active TB among HIV-exposed children up to 2 years of age. METHODS Participants were children from a randomized controlled multivitamin supplementation trial conducted in Dar es Salaam, Tanzania, from August 2004 to May 2008, who received daily multivitamin supplements or placebo for 24 months. RESULTS Lower mean corpuscular volumes [relative risks (RR): 0.48, 95% confidence interval (CI): 0.27, 0.87] and higher birth weights (RR: 0.61, 95% CI: 0.37, 0.99) were protective against active TB, whereas multivitamin supplementation was not associated with TB risk (RR: 0.87, 95% CI: 0.65, 1.16). CONCLUSIONS Knowledge of nutrition-related risk and protective factors for TB in HIV-exposed children could enhance preventive and case-finding activities in this population, contributing to efforts to reduce the global TB burden.

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Citations
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Journal ArticleDOI

Tuberculosis susceptibility and protection in children

TL;DR: Case-control comparisons from key cohorts have identified that the ratio of monocytes to lymphocytes, activated CD4 T cell count, and a blood RNA signature could be correlates of risk for developing tuberculosis.
Journal ArticleDOI

Vitamin A supplements for reducing mother-to-child HIV transmission

TL;DR: The trials show that giving vitamin A supplements to HIV‐positive women during pregnancy, the immediate postpartum period, or both, probably has little or no effect on mother‐to‐child transmission of HIV.
Journal ArticleDOI

Factors Influencing Growth of Children Aged 12-24 Months in the Tanga Region, Tanzania.

TL;DR: Children aged 12-24 months in this region of Tanzania had weight and height below the WHO standard, and higher educated mothers had children with better growth parameters.
Dissertation

Factores asociados a tuberculosis pulmonar pediátrica en el hospital nacional hipólito unanue en el periodo enero – diciembre del 2015

TL;DR: The variables that showed an OR> 1 and remained statistically significant were having a family member with TB, night fever and cough for more than two weeks, which means all pediatric patients with respiratory symptoms to present these variables are at high risk of tuberculosis.
References
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Cox's Regression Model for Counting Processes: A Large Sample Study

TL;DR: In this article, the Cox regression model for censored survival data is extended to a model where covariate processes have a proportional effect on the intensity process of a multivariate counting process, allowing for complicated censoring patterns and time dependent covariates.
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Hepcidin and the Iron-Infection Axis

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TL;DR: The result is a readable book, well illustrated and simple but comprehensive and authorita tive, the weakest part is that on cardiac surgery, but this is understandable, since rapid developments had out distanced the written account by the time the book had been printed and published.
Journal ArticleDOI

A Refined Symptom-Based Approach to Diagnose Pulmonary Tuberculosis in Children

TL;DR: The value of well-defined symptoms to diagnose childhood pulmonary tuberculosis in a tuberculosis-endemic area was determined, and clinical follow-up was a valuable diagnostic tool that further improved diagnostic accuracy, particularly in the low-risk group.
Journal ArticleDOI

Incidence of multidrug-resistant tuberculosis disease in children: systematic review and global estimates

TL;DR: The setting-specific risk of multidrug-resistant tuberculosis was nearly identical in children and treatment-naive adults with tuberculosis, consistent with the assertion that multi-drug-resistant disease in both groups reflects the local risk of transmitted tuberculosis.
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