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1.
Prev Med Rep ; 38: 102568, 2024 Feb.
Artigo em Inglês | MEDLINE | ID: mdl-38283960

RESUMO

Folic acid insufficiency is an important risk factor for congenital neural tube defects. Despite recommendations and national campaigns, the proportion of women taking folic acid in the peri-conceptional period remains insufficient worldwide. We describe in this study the proportion of peri-conceptional folic acid supplementation use and its determinants among a population of hospital workers during the course of a prevention campaign. We performed a single-center cross sectional study in a university hospital in France. Data were collected during 2 months in 2019 by an online questionnaire sent to all professionals. We collected information about folic acid supplementation use, its modalities (form, period, frequency and dosage) and reason for initiating or not supplementation. Response rate was 11.4 % (n = 1,075/9,447). Among the 748 women who reported at least one pregnancy, 72.7 % (95 % CI: 69.4-76.0 %) reported taking folic acid during their last pregnancy. Main reason for initiating supplementation was information given by a health professional (87.8 %), especially by gynaecologists-obstetricians. Principal factors associated with folic acid supplementation use were age between 25 and 35 years, high level of education and recent pregnancy. Folic acid supplementation use is still not systematic before and during pregnancy, even among health professionals. There is a case for mandatory folic acid fortification for the French general population.

2.
Mult Scler Relat Disord ; 80: 105064, 2023 Dec.
Artigo em Inglês | MEDLINE | ID: mdl-37866026

RESUMO

BACKGROUND: Automatic tools for detecting new lesions in patients with MS between two MRI scans are now available to clinicians. They have been assessed from the radiologist's point of view, but their impact on the therapeutic strategies that neurologists offer their patients has not yet been documented. OBJECTIVES: To compare neurologist's decisions according to whether a lesion detection support system had been used and describe variability between neurologists on decision-making for the same clinical cases. METHODS: We submitted 28 clinical cases associated with pairs of MRI images and radiological reports (produced by the same radiologist without vs. with the help of a system to detect new lesions) to 10 neurologists who regularly follow patients with MS. They examined each clinical case twice (without vs. with support system) in two sessions several weeks apart, and their patient management decisions were recorded. RESULTS: There was considerable variability between neurologists on decision-making (both with and without support system). When the support system had been used, neurologists more often made changes to patient management (75 % vs. 68 % of cases, p = 0.01) and spent significantly less time analyzing the clinical cases (249 s vs. 216 s, p == 3.10-4). CONCLUSION: The use of a lesion detection support system has an impact not only on radiologists' reports, but also on neurologists' subsequent decision-making. This observation constitutes another strong argument for promoting the wider use of such systems in clinical routine. However, despite their use, there is still considerable variability in decision-making across neurologists, which should encourage us to refine the guidelines.


Assuntos
Imageamento por Ressonância Magnética , Neurologistas , Humanos , Imageamento por Ressonância Magnética/métodos
3.
J Neurol ; 270(1): 413-422, 2023 Jan.
Artigo em Inglês | MEDLINE | ID: mdl-36121558

RESUMO

BACKGROUND AND PURPOSE: There has been scant research on the consequences of discontinuing second-line disease-modifying treatment (DMT) in middle-aged patients with multiple sclerosis (MS). The objective was therefore to examine the occurrence of focal inflammatory activity after the discontinuation of second versus first-line DMT in patients over 45 years. METHODS: Patients who had been treated for at least 6 months with second (natalizumab, fingolimod, anti CD20) or first-line DMT and who stopped their DMT were retrospectively included. Kaplan-Meier survival curves were used to study the occurrence of relapse and MRI activity according to the type of DMT stopped. Proportional hazard Cox models were calculated to identify factors associated with focal inflammatory activity. The annualized relapse rate was calculated under treatment and for every 3 months after DMT discontinuation. RESULTS: We included 232 patients (median age: 52.8 years), 49 of whom stopped second-line DMT. The probability of having a relapse within the year following discontinuation was 6% for first-line DMT, 9% for fingolimod and 43% for natalizumab. In multivariate analysis, the probability of relapse after DMT discontinuation was significantly increased with natalizumab compared to first-line DMT (HR = 3.24; 95% CI [1.52; 6.90]). A peak of relapse was observed at 0-3 months after stopping natalizumab or fingolimod. CONCLUSION: Our study suggests that the risk of inflammatory activity is greater after discontinuation of natalizumab compared to other DMT even in middle-aged patients. As for younger patients, natalizumab discontinuation should only be considered if there is an adequate substitution of a different therapy. .


Assuntos
Esclerose Múltipla Recidivante-Remitente , Esclerose Múltipla , Pessoa de Meia-Idade , Humanos , Esclerose Múltipla/diagnóstico por imagem , Esclerose Múltipla/tratamento farmacológico , Cloridrato de Fingolimode/uso terapêutico , Natalizumab/uso terapêutico , Estudos Retrospectivos , Recidiva , Imunossupressores/uso terapêutico
4.
BMC Geriatr ; 22(1): 576, 2022 07 13.
Artigo em Inglês | MEDLINE | ID: mdl-35831783

RESUMO

BACKGROUND: Older patients often experience adverse drug events (ADEs) after discharge that may lead to unplanned readmission. Medication Reconciliation (MR) reduces medication errors that lead to ADEs, but results on healthcare utilization are still controversial. This study aimed to assess the effect of MR at discharge (MRd) provided to patients aged over 65 on their unplanned rehospitalization within 30 days and on both patients' experience of discharge and their knowledge of their medication. METHODS: An observational multicenter prospective study was conducted in 5 hospitals in Brittany, France. RESULTS: Patients who received both MR on admission (MRa) and MRd did not have significantly fewer deaths, unplanned rehospitalizations and/or emergency visits related to ADEs (OR = 1.6 [0.7 to 3.6]) or whatever the cause (p = 0.960) 30 days after discharge than patients receiving MRa alone. However, patients receiving both MRa and MRd were more likely to feel that their discharge from the hospital was well organized (p = 0.003) and reported more frequently that their community pharmacist received information about their hospital stay (p = 0.036). CONCLUSIONS: This study found no effect of MRd on healthcare utilization 30 days after discharge in patients over 65, but the process improved patients' experiences of care continuity. Further studies are needed to better understand this positive impact on their drug care pathway in order to improve patients' ownership of their drugs, which is still insufficient. Improving both the interview step between pharmacist and patient before discharge and the transmission of information from the hospital to primary care professionals is needed to enhance MR effectiveness. TRIAL REGISTRATION: NCT04018781 July 15, 2019.


Assuntos
Reconciliação de Medicamentos , Aceitação pelo Paciente de Cuidados de Saúde , Alta do Paciente , Idoso , Efeitos Colaterais e Reações Adversas Relacionados a Medicamentos , Humanos , Reconciliação de Medicamentos/métodos , Readmissão do Paciente , Farmacêuticos , Estudos Prospectivos
5.
Clin Res Hepatol Gastroenterol ; 46(9): 101974, 2022 11.
Artigo em Inglês | MEDLINE | ID: mdl-35691599

RESUMO

BACKGROUND: The identification of early prognostic factors during Crohn's disease (CD) remains needed for physician decision-making to minimize structural bowel damage, which this study aimed to assess in a population-based setting. METHODS: All incident cases of CD were prospectively registered from 1994 to 1997 in Brittany, a limited area of France. All charts of patients were reviewed from the diagnosis to the last clinic visit in 2015. Disabling CD course was defined according to the Saint-Antoine criteria. RESULTS: Among the 331 incident cases of CD, 272 (82%) were followed-up for a median time of 12.8 years. The cumulative probability of developing stricturing or fistulizing CD was 66% at 15 years, and 107 (39%) patients underwent surgery. The cumulative probabilities of immunosuppressant and TNF antagonist use at 15 years were 37% and 22%, respectively. The cumulative risks for disabling disease and bowel damage were 74% and 71% at 15 years, respectively. Systemic symptoms and perianal lesions at diagnosis were independently associated with a disabling disease course. Perianal disease and short disease extension were associated with the onset of bowel damage. Deep ulcers was not predictive of any outcome. CONCLUSIONS: A disabling disease course and bowel damage occurred early in the course of CD, which suggests the need for early diagnosis and early treatment, particularly for patients with systematic symptoms and perianal disease.


Assuntos
Doença de Crohn , Humanos , Doença de Crohn/complicações , Doença de Crohn/diagnóstico , Doença de Crohn/epidemiologia , Estudos de Coortes , Progressão da Doença , Intestinos , Imunossupressores/uso terapêutico , Resultado do Tratamento
6.
Eur Heart J Cardiovasc Imaging ; 23(12): 1617-1627, 2022 11 17.
Artigo em Inglês | MEDLINE | ID: mdl-34871375

RESUMO

AIMS: Tricuspid regurgitation (TR) is associated with significant morbidity and mortality. Its independent prognostic role has been repeatedly demonstrated. However, this valvular heart condition is largely undertreated because of the increased risk of surgical repair. Recently, transcatheter techniques for the treatment of TR have emerged, but their implications for the clinical endpoints are still unknown. METHODS AND RESULTS: The Tri.fr trial will be a multicentre, controlled, randomized (1:1 ratio), superior, open-label, and parallel-group study conducted in 300 patients with severe secondary TR that is considered non-surgical by heart teams. Inclusion will be possible only after core laboratory review of transthoracic and transoesophageal echocardiography and after validation by the clinical eligibility committee. A description of the mechanisms of the TR will be conducted by the core laboratory. Atrial or ventricular impacts on the severity of the secondary TR will be taken into account for the randomization. The patients will be followed for 12-month, and the primary outcome will be the Packer composite clinical endpoint [combining New York Heart Association class, patient global assessment (PGA), and major cardiovascular events]. It will test the hypothesis that a tricuspid valve percutaneous repair strategy using a clip dedicated to the tricuspid valve is superior to best guideline-directed medical therapy in symptomatic patients with severe secondary TR. CONCLUSION: Tri.fr will be the first randomized, academic, multicentre study testing the value of percutaneous correction in patients with severe secondary TR.


Assuntos
Implante de Prótese de Valva Cardíaca , Insuficiência da Valva Tricúspide , Humanos , Insuficiência da Valva Tricúspide/diagnóstico por imagem , Insuficiência da Valva Tricúspide/cirurgia , Valva Tricúspide/diagnóstico por imagem , Valva Tricúspide/cirurgia , Implante de Prótese de Valva Cardíaca/métodos , Cateterismo Cardíaco/métodos , Resultado do Tratamento , Instrumentos Cirúrgicos , Índice de Gravidade de Doença
7.
Clin Gastroenterol Hepatol ; 20(2): e102-e110, 2022 02.
Artigo em Inglês | MEDLINE | ID: mdl-33359730

RESUMO

BACKGROUND AND AIMS: The natural history of perianal Crohn's disease (PCD) remains poorly described and is mainly based on retrospective studies from referral centers. The aim of this study was to assess the incidence, outcomes and predictors of the onset of PCD. METHODS: All incident cases of patients diagnosed with possible CD were prospectively registered from 1994 to 1997 in Brittany, a limited area in France. At diagnosis, the clinical features of perianal disease were recorded. All patient charts were reviewed from the diagnosis to the last clinic visit in 2015. RESULTS: Among the 272 out of 331 incident CD patients followed up, 51 (18.7%) patients had PCD at diagnosis. After a mean follow-up of 12.8 years, 93 (34%) patients developed PCD. The cumulative probabilities of perianal CD occurrence were 22%, 29%, and 32% after 1 year, 5 years, and 10 years, respectively. The cumulative probabilities of anal ulceration were 14%, and 19% after 1 year and 10 years, respectively. Extraintestinal manifestations were associated with the occurrence of anal ulceration. The cumulative probabilities of fistulizing PCD were 11%, 16%, and 19% after 1 year, 5 years, and 10 years, respectively. Extraintestinal manifestations, rectal involvement and anal ulceration were predictors of fistulizing PCD. The cumulative probability of developing anal stricture was 4% after 10 years. CONCLUSIONS: PCD is frequently observed during CD, in approximately one-third of patients. These data underline the need for targeted therapeutic research on primary perianal lesions (proctitis, anal ulceration) to avoid the onset of fistulizing perianal disease.


Assuntos
Doença de Crohn , Fístula Retal , Estudos de Coortes , Doença de Crohn/complicações , Doença de Crohn/tratamento farmacológico , Doença de Crohn/epidemiologia , Seguimentos , Humanos , Fístula Retal/diagnóstico , Fístula Retal/epidemiologia , Estudos Retrospectivos
8.
Int J Integr Care ; 21(4): 16, 2021.
Artigo em Inglês | MEDLINE | ID: mdl-34824565

RESUMO

BACKGROUND: We analyze here major changes over the last decade in the French healthcare system for older people, in terms of the integrated care concept. POLICIES: During this period, the major theme of public policies was "care coordination." Despite some improvements, the multiplication of experimental programs and the multiplicity of stakeholders distanced the French healthcare system from an integrated care model. Professionals and organizations generally welcomed these numerous programs. However, most often, the programs were insufficiently implemented or articulated, notably at a clinical level, because of the persistence of a high level of fragmentation of governance, despite the creation of regional health agencies 10 years ago. The COVID-19 crisis has highlighted this fragmentation. Moreover, we still lack data on the impact of these programs on people's health trajectories and personal experiences. CONCLUSION: The French healthcare system seems more fragmented in 2020 than in 2010, despite improvements in the culture of professional collaboration. The future health reform is an opportunity to capitalize upon this progress and to implement "integrated care." This implies a strong and continuous national leadership in governance and change management.

9.
Eur Radiol ; 31(11): 8069-8080, 2021 Nov.
Artigo em Inglês | MEDLINE | ID: mdl-33912993

RESUMO

OBJECTIVES: To assess the contribution of whole-body magnetic resonance imaging (WBMRI) and bone scintigraphy (BS) in addition to skeletal survey (SS) in detecting traumatic bone lesions and soft-tissue injuries in suspected child abuse. METHODS: In this prospective, multicentre, diagnostic accuracy study, children less than 3 years of age with suspected physical abuse were recruited. Each child underwent SS, BS and WBMRI. A blinded first review was performed in consensus by five paediatric radiologists and three nuclear medicine physicians. A second review investigated discrepancies reported between the modalities using a consensus result of all modalities as the reference standard. We calculated the sensitivity, specificity and corresponding 95% confidence interval for each imaging modality (SS, WBMRI and BS) and for the combinations [SS + WBMRI] and [SS + BS]. RESULTS: One hundred seventy children were included of which sixty-four had at least one lesion. In total, 146 lesions were included. The sensitivity and specificity of each examination were, respectively, as follows: 88.4% [95% CI, 82.0-93.1] and 99.7% [95% CI, 99.5-99.8] for the SS, 69.9% [95% CI, 61.7-77.2] and 99.5% [95% CI, 99.2-99.7] for WBMRI and 54.8% [95% CI, 46.4-63.0] and 99.7% [95% CI, 99.5-99.9] for BS. Sensitivity and specificity were, respectively, 95.9% [95% CI, 91.3-98.5] and 99.2% [95% CI, 98.9-99.4] for the combination SS + WBMRI and 95.2% [95% CI, 90.4-98.1] and 99.4% [95% CI, 99.2-99.6] for the combination SS + BS, with no statistically significant difference between them. CONCLUSION: SS was the most sensitive independent imaging modality; however, the additional combination of either WBMRI or BS examinations offered an increased accuracy. KEY POINTS: • SS in suspected infant abuse was the most sensitive independent imaging modality in this study, especially for detecting metaphyseal and rib lesions, and remains essential for evaluation. • The combination of either SS + BS or SS + WBMRI provides greater accuracy in diagnosing occult and equivocal bone injuries in the difficult setting of child abuse. • WBMRI is a free-radiation technique that allows additional diagnosis of soft-tissue and visceral injuries.


Assuntos
Maus-Tratos Infantis , Imageamento por Ressonância Magnética , Criança , Maus-Tratos Infantis/diagnóstico , Humanos , Lactente , Abuso Físico , Estudos Prospectivos , Cintilografia , Sensibilidade e Especificidade , Tomografia Computadorizada por Raios X , Imagem Corporal Total
10.
Liver Transpl ; 27(3): 349-362, 2021 02.
Artigo em Inglês | MEDLINE | ID: mdl-33237618

RESUMO

Few studies have evaluated the efficacy or the cost of hypothermic oxygenated perfusion (HOPE) in the conservation of extended criteria donor (ECD) grafts from donation after brain death (DBD) donors during liver transplantation (LT). We performed a prospective, monocentric study (NCT03376074) designed to evaluate the interest of HOPE for ECD-DBD grafts. For comparison, a control group was selected after propensity score matching among patients who received transplants between 2010 and 2017. Between February and November 2018, the HOPE procedure was used in 25 LTs. Immediately after LT, the median aspartate aminotransferase (AST) level was significantly lower in the HOPE group (724UI versus 1284UI; P = 0.046) as were the alanine aminotransferase (ALT; 392UI versus 720UI; P = 0.01), lactate (2.2 versus 2.7; P = 0.01) There was a significant reduction in intensive care unit stay (3 versus 5 days; P = 0.01) and hospitalization (15 versus 20 days; P = 0.01). The incidence of early allograft dysfunction (EAD; 28% versus 42%; P = 0.22) was similar . A level of AST or ALT in perfusate >800UI was found to be highly predictive of EAD occurrence (areas under the curve, 0.92 and 0.91, respectively). The 12-month graft (88% versus 89.5%; P = 1.00) and patient survival rates (91% versus 91.3%; P = 1.00) were similar. The additional cost of HOPE was estimated at € 5298 per patient. The difference between costs and revenues, from the hospital's perspective, was not different between the HOPE and control groups (respectively, € 3023 versus € 4059]; IC, -€ 5470 and € 8652). HOPE may improve ECD graft function and reduce hospitalization stay without extra cost. These results must be confirmed in a randomized trial.


Assuntos
Transplante de Fígado , Sobrevivência de Enxerto , Hospitalização , Humanos , Fígado/cirurgia , Transplante de Fígado/efeitos adversos , Doadores Vivos , Preservação de Órgãos , Perfusão , Estudos Prospectivos , Doadores de Tecidos
11.
Sante Publique ; 33(3): 407-413, 2021.
Artigo em Francês | MEDLINE | ID: mdl-35724088

RESUMO

INTRODUCTION: Established in France since 2018, the Student Health Service aims to train students to become actors in health education. METHODS AND RESULTS: A teaching system lasting the equivalent of six weeks full-time has been set up in the third year of medical school in Rennes. The aim is for students to develop the skills needed to carry out interventions based on a project approach, with a variety of audiences, on priority public health themes.New pedagogical approaches have been developed to integrate learning about health promotion and health education into the medical curriculum. Innovations have been implemented: work on the educational posture, tutoring of third-year students by medical interns, a forum for simulation of concrete actions under the supervision of a dual thematic and population-based expertise. Beyond the acquisition of knowledge, the training aims to encourage a reflective approach and is based on peer education.The 240 students of the faculty prepare their project in trinomials throughout the academic year. Their activities take place over ten half-days in more than a hundred establishments in the faculty subdivision and enable them to work with approximately 10,000 people per year. DISCUSSION: Education and health promotion now occupies a central place in the training of third-year students, an essential condition for the sustainable acquisition of this field of expertise by future health professionals.


Assuntos
Serviços de Saúde para Estudantes , Estudantes de Medicina , Currículo , Docentes , Educação em Saúde , Humanos , Estudantes
13.
Mult Scler ; 26(8): 924-935, 2020 07.
Artigo em Inglês | MEDLINE | ID: mdl-31094285

RESUMO

BACKGROUND: Changes in relapse activity during secondary progressive multiple sclerosis (SPMS) need to be accurately characterized in order to identify patients who might benefit from continuing disease-modifying therapies. OBJECTIVE: To describe relapse occurrence in patients with SPMS during long-term follow-up and assess its impact on disability worsening. METHODS: This retrospective cohort study included 506 patients. We assessed the influence of relapses on time from SPMS onset to an Expanded Disability Status Scale score of 6 (EDSS 6), and on irreversible worsening of EDSS scores across different periods. RESULTS: The annualized relapse rate (ARR) decreased with patient's age (mean reduction of 43% per decade) and SPMS duration (mean reduction of 46% every 5 years). Post-progression relapses were associated with shorter time from secondary progressive (SP) phase onset to EDSS 6 (hazard ratio (HR) = 1.29, 95% confidence interval (CI) = (1.01, 1.64)). Relapse occurrence during the first 3 years and 3-5 years after SP onset was associated with an increased risk of irreversible EDSS worsening (OR = 3.12 (1.54, 6.31) and 2.04 (1.16, 3.58)). This association was no longer significant after 5 years. CONCLUSION: The occurrence of relapses was a marker of short-term disability progression during early SPMS, but did not have decisive impact in later SPMS.


Assuntos
Progressão da Doença , Índice de Gravidade de Doença , Adulto , Fatores Etários , Feminino , Seguimentos , Humanos , Masculino , Pessoa de Meia-Idade , Esclerose Múltipla Crônica Progressiva , Recidiva , Estudos Retrospectivos , Fatores de Tempo
15.
Orthop Traumatol Surg Res ; 105(7): 1245-1249, 2019 11.
Artigo em Inglês | MEDLINE | ID: mdl-31624031

RESUMO

INTRODUCTION: Advances in anesthesia and surgical practices have allowed total hip arthroplasty to be performed as an outpatient procedure. The aim of this study was to demonstrate its feasibility in a selected population compared to a group of inpatients by analyzing the cumulative length of hospital stay, complications and readmissions. PATIENTS AND METHODS: This was a retrospective, single-surgeon study of continuous adult patients between October 2016 and May 2018 who underwent primary total hip arthroplasty (THA) and were eligible to undergo this procedure either as an inpatient or outpatient based on their health and comprehension level. Two groups of patients were set up. The outpatient group was given a preoperative treatment education session. The same anesthesia protocol and surgical technique was used in both groups. RESULTS: Fifty outpatients were compared to 77 inpatients. In the outpatient group, the patients were significantly younger, had a greater walking distance and were predominantly male. The two groups were comparable in terms of functional and medical criteria. The mean cumulative hospital stay was 1.2days in the outpatient group with one discharge failure because of nausea and vomiting, versus 5.1days in the inpatient group (p<0.0001). There were three complications in each group (p=1.00). There were three readmissions in the outpatient group and four in the inpatient group (p=1.00) that were of similar length (p=0.86). There was no difference in the mean number of additional office visits over this period between the two groups. CONCLUSION: Outpatient THA procedures can be done reliably and safely in France in a carefully selected population without increasing the complication rate or readmission rate. Expanding this practice requires implementing specific anesthesia and surgery protocols, along with close perioperative monitoring to help manage risk. LEVEL OF EVIDENCE: IV (retrospective cohort study).


Assuntos
Procedimentos Cirúrgicos Ambulatórios/reabilitação , Artroplastia de Quadril/reabilitação , Pacientes Ambulatoriais , Adulto , Idoso , Estudos de Casos e Controles , Feminino , França , Humanos , Masculino , Pessoa de Meia-Idade , Readmissão do Paciente , Complicações Pós-Operatórias/etiologia , Estudos Retrospectivos
16.
Child Psychiatry Hum Dev ; 49(6): 1003-1010, 2018 12.
Artigo em Inglês | MEDLINE | ID: mdl-29869765

RESUMO

The study compares parent and child reports of child mental health to determine the relationship between parent-child disagreement and parental psychological and attitudinal factors, and to determine how parent-child disagreement is associated with the use of specialized services. A cross-sectional study was conducted with 1268 children aged 6-11 years using the Dominic Interactive and the Strengths and Difficulties Questionnaire. Psychological distress and negative parental attitudes were associated with greater reporting of mental health problems, leading to greater parent-child agreement on symptom presence, and to parental over-reporting of symptoms. Parent/child agreement was associated with 43.83% of contact with a mental health provider for externalizing and 33.73% for internalizing problems. The contribution of key parental psychological and attitudinal factors in parent-child disagreement on child mental health status may prove helpful in improving the identification of children in need of specialized services.


Assuntos
Transtornos Mentais/diagnóstico , Saúde Mental , Pais/psicologia , Adulto , Criança , Estudos Transversais , Feminino , Humanos , Masculino , Inquéritos e Questionários
17.
Occup Environ Med ; 71(9): 636-41, 2014 Sep.
Artigo em Inglês | MEDLINE | ID: mdl-24996679

RESUMO

OBJECTIVES: The time from the prenatal period through early childhood is an important window of vulnerability for the developing immune and respiratory systems, both sensitive to environmental chemicals such as solvents. This study sought to examine the effects of solvent exposure during the prenatal and postnatal periods on wheezing, eczema and food allergies in early childhood. METHODS: This study, based on the PELAGIE cohort, included 1505 mother-child pairs with measurements of prenatal and postnatal solvent exposures and data on wheezing, eczema or food allergies. The maternal occupation reported at inclusion, in early pregnancy allowed us to define prenatal occupational solvent exposure (by three specific job-exposure matrices). Data on prenatal and postnatal domestic solvent exposure, that is exposure to products that contain solvents, were obtained from self-administered questionnaires, once at inclusion and again when the child was 2 years old. Outcome data was collected at the 2-year follow-up. Associations between exposures and outcomes were estimated by logistic regression models, after adjustment for potential confounders. RESULTS: No association was observed between prenatal exposure to solvents and the outcomes studied. Postnatal exposure was associated with an increased risk of wheezing (OR=1.80 (95% CI 1.25 to 2.59)) which persisted after adjustment for prenatal exposure. No significant association was observed with eczema or food allergies. CONCLUSIONS: Postnatal exposure to solvent-containing products in the home may increase the risk of wheezing in early childhood. Follow-up studies are needed to determine if the health effects observed at age 2 persist at later ages.


Assuntos
Eczema/etiologia , Hipersensibilidade Alimentar/etiologia , Exposição Materna/efeitos adversos , Efeitos Tardios da Exposição Pré-Natal/etiologia , Transtornos Respiratórios/etiologia , Sons Respiratórios , Solventes/toxicidade , Adulto , Pré-Escolar , Estudos de Coortes , Exposição Ambiental/análise , Feminino , Produtos Domésticos/toxicidade , Humanos , Modelos Logísticos , Masculino , Gravidez
18.
Environ Health ; 12: 102, 2013 Dec 02.
Artigo em Inglês | MEDLINE | ID: mdl-24295221

RESUMO

BACKGROUND: Environmental exposures, including dietary contaminants, may influence the developing immune system. This study assesses the association between maternal pre-parturition consumption of seafood and wheeze, eczema, and food allergy in preschool children. Fish and shellfish were studied separately as they differ according to their levels of omega-3 polyunsaturated fatty acids (which have anti-allergic properties) and their levels of contaminants. METHODS: The PELAGIE cohort included 3421 women recruited at the beginning of pregnancy. Maternal fish and shellfish intake was measured at inclusion by a food frequency questionnaire. Wheeze, eczema, and food allergy were evaluated by a questionnaire completed by the mother when the child was 2 years old (n = 1500). Examination of the associations between seafood intake and outcomes took major confounders into account. Complementary sensitivity analyses with multiple imputation enabled us to handle missing data, due mostly to attrition. RESULTS: Moderate maternal pre-parturition fish intake (1 to 4 times a month) was, at borderline significance, associated with a lower risk of wheeze (adjusted OR = 0.69 (0.45-1.05)) before age 2, compared with low intake (< once/month). This result was not, however, consistent: after multiple imputation, the adjusted OR was 0.86 (0.63-1.17). Shellfish intake at least once a month was associated with a higher risk of food allergy before age 2 (adjusted OR = 1.62 (1.11-2.37)) compared to low or no intake (< once/month). Multiple imputation confirmed this association (adjusted OR = 1.52 (1.05-2.21)). CONCLUSIONS: This study suggests that maternal pre-parturition shellfish consumption may increase the risk of food allergy. Further large-scale epidemiologic studies are needed to corroborate these results, identify the contaminants or components of shellfish responsible for the effects observed, determine the persistence of the associations seen at age 2, and investigate potential associations with health effects observable at later ages, such as allergic asthma.


Assuntos
Eczema/epidemiologia , Peixes , Hipersensibilidade Alimentar/epidemiologia , Efeitos Tardios da Exposição Pré-Natal/epidemiologia , Alimentos Marinhos/efeitos adversos , Frutos do Mar/efeitos adversos , Adulto , Animais , Pré-Escolar , Dieta , Eczema/etiologia , Feminino , Hipersensibilidade Alimentar/etiologia , França/epidemiologia , Humanos , Lactente , Masculino , Gravidez , Efeitos Tardios da Exposição Pré-Natal/etiologia , Prevalência , Estudos Prospectivos , Sons Respiratórios/etiologia
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