Publications by authors named "Miriam Alvarez"

Objective:  Studies outside of obstetrics suggest that patient-provider language concordance may impact the efficacy of educational interventions and overall patient satisfaction. Many pregnant patients who present to the hospital for delivery with initial plans to exclusively breastfeed ultimately leave the hospital supplementing with formula. We aim to examine the impact of language concordance between patients and their primary bedside nurse during the delivery hospitalization period on the relationship between intended and actual feeding practices for term newborns of primiparous patients at a single institution.

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Objective:  Nationwide, obstetric clinics modified prenatal care to include telehealth visits in response to the coronavirus disease 2019 (COVID-19) pandemic, enabling the opportunity to investigate its impact on patient outcomes. We hypothesized that use of prenatal telehealth visits would increase the number of prenatal visits, decrease the frequency of urgent triage/emergency department (ED) visits, and improve perinatal outcomes. This study aimed to determine the impact of telehealth on number of obstetric prenatal visits and urgent triage/ED visits amidst the COVID-19 pandemic.

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Introduction: We examined the gut microbiota of travellers returning from tropical areas with and without traveller's diarrhoea (TD) and its association with faecal lipocalin-2 (LCN2) levels.

Methods: Participants were recruited at the Hospital Clinic of Barcelona, Spain, and a single stool sample was collected from each individual to perform the diagnostic of the etiological agent causing gastrointestinal symptoms as well as to measure levels of faecal LCN2 as a biomarker of gut inflammation. We also characterised the composition of the gut microbiota by sequencing the region V3-V4 from the 16S rRNA gene, and assessed its relation with the clinical presentation of TD and LCN2 levels using a combination of conventional statistical tests and unsupervised machine learning approaches.

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Introduction: The health crisis of the last 3 years has revealed the weaknesses of the child and family support system based on the professional use of digital resources in social agencies. This study addresses three aims: to examine the level of professional digital competence; to analyze the user profiles in a variety of digital resources; and to test the impact of level of competences and user profiles on four aspects: professional practice, family satisfaction with the services, child and family wellbeing, and family autonomy in the exercise of the parenting role.

Methods: Participants were 148 practitioners from social agencies who voluntarily responded to an online survey with 47 questions.

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Background: Cross-sectional and short-term cohort studies have demonstrated an association between urinary incontinence and dementia, as well as lower performance on cognitive testing. The Health and Retirement Study, a longitudinal study of community-dwelling older adults, offers an opportunity to assess the temporal association between these conditions because it included an assessment of incontinence symptoms and biennial assessments of cognitive function.

Objective: This study aimed to evaluate if urinary incontinence before the age of 70 years had an effect on changes in cognitive function among women participating in the Health and Retirement Study.

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Background: Patients with obesity experience an increased duration of labor with an increased risk for perinatal morbidity. When compared with parturients without obesity, they also experience fewer uterine contractions after administration of misoprostol. It is unclear if the same dose of misoprostol should be used for induction of labor in patients with obesity compared to non-obese patients.

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Cultural change is theorized to generate intergroup hostility. Three experiments apply the Cultural Inertia Model to test the effects of change on intergroup relations. Two predictions of cultural inertia were tested: (a) cultures at rest tend to stay at rest and (b) individual difference variables function as psychological anchors.

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Background: Limited research has focused on identifying the extent to which social networks impact the effectiveness of brief alcohol interventions delivered in trauma care settings.

Objectives: The research presented here examines the extent to which the percent of heavy drinkers and percent of abstainers in one's social network moderates the effectiveness of a brief motivational intervention with and without a telephone booster on alcohol use among trauma patients.

Method: Secondary data analyses were conducted using data from 596 participants (456males) who were recruited from three urban Level I trauma centers.

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Objective: Evaluate the degree of integrity of the Cuban statistical registry of maternal deaths and the quality of the classification of the causes of death included in that registry.

Methods: We analyzed the information of all Cuban women who died in fertile age in 2013 according to the continuous mortality registry of the Directorate of Medical Records and Health Statistics of the Ministry of Public Health of Cuba (MINSAP), regardless of the main cause of death informed. Four research groups (national, expert, provincial and health units), each with defined functions, applied four forms to establish if the women had been pregnant in the year prior to death, to reassess whether the cases corresponded to a maternal death and, in that case, to review the classification.

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Objective: Intimate partner violence (IPV) is a serious public health concern that affects many Latinx couples. The present study conducted a systematic review and meta-analysis to quantitatively assess acculturation as a predictor of IPV among Latinxs and subgroup analyses to evaluate the effect size by gender and type of acculturation measure.

Method: The meta-analysis implemented the preferred reporting items for systematic reviews and meta-analyses guidelines to retrieve studies assessing the relationship between acculturation and intimate partner victimization among foreign-born and U.

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Aims: Determine if the language in which brief intervention (BI) is delivered influences drinking outcomes among Mexican-origin young adults in the emergency department when controlling for ethnic matching.

Short Summary: Aim of study was to determine if a patient's preferred language of intervention influences drinking outcomes among Mexican-origin young adults in the emergency department. Results indicate no significant differences in drinking outcomes among those who received BI in Spanish and BI in English.

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Research on health among Latinos often focuses on acculturation processes and the associated stressors that influence drinking behavior. Given the common use of acculturation measures and the state of the knowledge on alcohol-related health among Latino populations, the current analyses tested the efficacy of acculturation measures to predict various indicators of alcohol consumption. Specifically, this quantitative review assessed the predictive utility of acculturation on alcohol consumption behaviors (frequency, volume, and quantity).

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Conducting polymers can be synthesized by irreversible diradical monomer polymerization. A reversible version of this reaction consisting of the formation/dissociation of σ-dimers and σ-polymers from a stable quinonoidal diradical precursor is described. The reaction reversibility is made by a quinonoidal molecule which changes its structure to an aromatic species by forming weak and long intermolecular C-C single bonds.

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Radical cations and dications of []CPP from = 5 to = 12 have been studied by Raman spectroscopy and density functional theory. Small []CPP dications owe their stability to the closed-shell electronic structure imposed by cyclic conjugation surpassing the destabilizing effect of ring strain and of the electron deficiency of the charged states. Large []CPP dications mitigate cyclic strain by forming diradicals.

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The title compounds are interesting candidates for antifungal screening. This paper describes the enantiospecific synthesis of these compounds starting from (+)-costunolide isolated from a commercially available extract. We used two novel reactions as key synthetic steps in this work: the acid-induced cyclization of an delta,epsilon-epoxy ester, which stereoselectively gave a hydroxymethyl-substituted delta-lactone, with the hydroxyalkyl group in the desired beta-equatorial disposition, and a reaction cascade, initiated by a base-promoted sulfene elimination, which led to a 10-oxiranyl-2-oxa-cis-decalin from the mesylate of a trans-fused delta-lactone.

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