Publications by authors named "Javier M Sierra"

Context: There is uncertainty whether acetaminophen and ibuprofen are similar in their effects and safety when used as single or dual (alternating or combined) therapies.

Objective: To assess the comparative efficacy of acetaminophen, ibuprofen alone, alternating, or combined through a systematic review and network meta-analysis.

Data Sources: Medline, Embase, and CENTRAL from inception to September 20, 2023.

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Objective: Several endocrine manifestations have been described in patients with 22q11 deletion syndrome, including growth retardation, hypoparathyroidism, and thyroid disorders. This study aimed to characterize these abnormalities in a Colombian retrospective cohort of children with this condition.

Methods: A retrospective study comprising a cohort of children with 22q11 deletion syndrome in Medellín, Colombia followed up between 2011 and 2017 was conducted.

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Objective: To determine the effectiveness and safety of gelatin tannate (GT) for reducing the duration of the acute diarrhoea and gastroenteritis (ADG) in children.

Design: Systematic review and meta-analysis.

Data Sources: MEDLINE, Embase, CINAHL, Cochrane Central Register of Controlled Trials, LILACS and grey literature, published from inception to October 2018.

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Background: Many interventions have shown effectiveness in reducing the duration of acute diarrhea and gastroenteritis (ADG) in children. Yet, there is lack of comparative efficacy of interventions that seem to be better than placebo among which, the clinicians must choose. Our aim was to determine the comparative effectiveness and safety of the pharmacological and nutritional interventions for reducing the duration of ADG in children.

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Objective: To evaluate the costs of oral rehydration therapy (ORT) and nasogastric rehydration therapy (NRT) compared with intravenous rehydration therapy (IRT) to treat dehydration in children under 5 years of age with diarrhea.

Methodology: Cost-minimization analysis from the perspective of the Colombian Health System, comparing ORT, (followed by NRT when ORT fails), with IRT. The time horizon was the duration of rehydration.

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Background: Acute diarrhea and acute gastroenteritis (AD/AGE) are common among children in low- and middle-income countries (LMIC) and high-income countries (HIC). Supportive therapy including maintaining feeding, prevention of dehydration, and use of oral rehydration solution (ORS), is the mainstay of treatment in all children. Several additional treatments aiming to reduce the episode duration have been compared to placebo, but the differences in effectiveness among them are unknown.

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Objective: The objective of this study was to determine the cost-effectiveness of zinc supplementation for the treatment of acute diarrhea (AD) in children younger than 5 years in Colombia.

Methods: The cost-effectiveness analysis was performed from the perspective of the Colombian health system. The standard treatment with the addition of zinc was compared with the standard treatment without zinc in children younger than 5 years.

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Tics are the most frequent movement disorder in children and they are most prevalent during the school-age years. Most tics are transitory; however, certain tics can be chronic, causing negative repercussions at school, within the family, and socially. In some cases, tics are associated with obsessive compulsive disorder, attention-deficit hyperactivity disorder (ADHD) and other conditions that require diagnosis and prompt treatment.

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