Publications by authors named "Jean Patrice Baillargeon"

Article Synopsis
  • Maternal antenatal depression can negatively affect perinatal outcomes, but prior studies mainly look at later pregnancy symptoms and show inconsistent results.
  • This study involved 2,053 participants using the Edinburgh Postnatal Depression Scale to track depressive symptoms across all trimesters, examining their impact on infant growth within the first year.
  • Results indicated that higher depressive scores in the first and second trimesters were linked to larger birth weight (macrosomia), while higher scores in the third trimester increased risks for preterm birth and low birth weight, emphasizing the need for depression screening early in pregnancy.
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Background: Healthy eating during pregnancy has favorable effects on glycemic control and is associated with a lower risk of gestational diabetes mellitus (GDM). According to Diabetes Canada, there is a need for an effective and acceptable intervention that could improve glucose homeostasis and support pregnant individuals at risk for GDM.

Aims: This unicentric randomized controlled trial (RCT) aims to evaluate the effects of a nutritional intervention initiated early in pregnancy, on glucose homeostasis in 150 pregnant individuals at risk for GDM, compared to usual care.

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Purpose: Regional anesthesia may favour postoperative rehabilitation by inhibiting peripheral sensitization and secondary hyperalgesia. The literature on this subject is limited. In the present FUNCTION study, we sought to compare the functional recovery post orthopedic wrist surgery with regional versus general anesthesia.

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Background And Objectives: Rates of cerebrovascular disease increase after menopause, which is often attributed to the absence of hormones. It remains unknown whether the cumulative exposure to hormones across a female person's premenopausal life extends the window of cerebrovascular protection to the postmenopausal period. To investigate this, we examined the relationship between lifetime hormone exposure (LHE) and cerebral small vessel disease in more than 9,000 postmenopausal women in the UK-Biobank.

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Background: Peripheral nerve block is a common anesthetic technique used during orthopedic upper limb surgery. Injection of local anesthetics around the target nerve inhibits the action of voltage-dependent sodium channels, inhibiting neurotransmission of pain impulses and providing motor immobility. Compared to general anesthesia, it could improve functional recovery by inhibiting nociceptive impulses and inflammation, thus reducing postoperative pain and immobilization and improving postoperative rehabilitation.

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Background: Interactions between genes and early-life exposures during conception, fetal life, infancy, and early childhood have been shown to affect an individual's health later in life. Maternal undernutrition and obesity, gestational diabetes, and impaired growth in utero and in early life are associated with adiposity and overweight and obesity in childhood, which are risk factors for poor health trajectories and non-communicable diseases. In Canada, China, India, and South Africa, 10-30% of children aged 5-16 years are overweight or obese.

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Background: There is a lack of cost-effective and readily available access to evidence-based information to manage healthy behaviours for pregnant individuals. Mobile health (mHealth) tools offer a cost-effective, interactive, personalized option that can be delivered anywhere at a time most convenient for the user. This study protocol was primarily developed to, i) assess the feasibility of the SmartMoms Canada intervention in supporting participants to achieve gestational weight gain (GWG) guidelines.

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Introduction: Dietary and/or physical activity interventions are often recommended for women with overweight or obesity as the first step prior to fertility treatment. However, randomised controlled trials (RCTs) so far have shown inconsistent results. Therefore, we propose this individual participant data meta-analysis (IPDMA) to evaluate the effectiveness and safety of dietary and/or physical activity interventions in women with infertility and overweight or obesity on reproductive, maternal and perinatal outcomes and to explore if there are subgroup(s) of women who benefit from each specific intervention or their combination (treatment-covariate interactions).

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Introduction: Women with obesity are at a higher risk of infertility as well as gestational and neonatal complications. Lifestyle changes are universally recommended for women with obesity seeking fertility treatments, but such intervention has only been assessed in very few robust studies. This study's objectives are therefore to assess the clinical outcomes and cost-effectiveness of an interdisciplinary lifestyle intervention (the Fit-For-Fertility Programme; FFFP) targeting women with obesity and subfertility in a diverse population.

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Context: First-degree relatives of women with polycystic ovary syndrome (PCOS) present hormonal and metabolic alterations compared to girls unrelated to PCOS. It is unknown whether glucose intolerance in the PCOS proband confers a more severe metabolic predisposition on their first-degree relatives.

Objective: To determine whether glucose tolerance status in women with PCOS is associated with worsened glucose metabolism and sex hormone levels in their peripubertal daughters or sisters.

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Preconception lifestyle interventions appear promising to reduce pregnancy complications, prevent adult cardiometabolic diseases, and prevent childhood obesity. These interventions have almost exclusively been studied in populations of obese infertile women. The development of preconception lifestyle interventions targeting a broader population of overweight and obese women without a history infertility and their partners is needed.

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Article Synopsis
  • Childhood overweight and obesity (OWO) is a significant health issue globally, and preventing it is a priority in China through initiatives like the Sino-Canadian Healthy Life Trajectories Initiative (SCHeLTI).
  • This multicentre, cluster-randomised controlled trial involves 4500 families in Shanghai, focusing on health promotion interventions during pregnancy and early childhood to reduce the risk of childhood OWO.
  • The primary outcome aims to measure the effectiveness of the intervention on the rate of childhood OWO at 5 years old, with ethical approval for the study having been obtained from relevant committees.
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Background: Primary care providers' (PCPs) attitude toward obesity is often negative, and their confidence level for helping patients manage their weight is low. Continuing professional development (CPD) on the subject of obesity is often based on a single activity using a traditional passive approach such as lectures known to have little effect on performance or patient outcomes. The aim of this study was to evaluate the impact of an educational intervention for obesity management on PCPs' attitude, self-efficacy, practice changes and patient-related outcomes.

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Placental lipids transfer is essential for optimal fetal development, and alterations of these mechanisms could lead to a higher risk of adverse birth outcomes. Low-density lipoprotein receptor (LDLR), LDL receptor-related protein 1 (LRP1), and scavenger receptor class B type 1 (SCARB1) genes are encoding lipoprotein receptors expressed in the placenta where they participate in cholesterol exchange from maternal to fetal circulation. The aim of this study was thus to investigate the association between maternal lipid changes occurring in pregnancy, placental DNA methylation (DNAm) variations at LDLR, LRP1, and SCARB1 gene loci, and newborn's anthropometric profile at birth.

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Background: Peripheral nerve block is a single injection that inhibits the transmission of peripheral nerve impulses to the central nervous system. The inhibition of the nociceptive impulse may decrease the occurrence of muscle spasm following mobilization postoperatively. This mechanism may contribute to a better functional recovery following upper limb surgery.

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The signaling mechanisms of the angiotensin II type 2 receptor (ATR), a heptahelical receptor, have not yet been clearly and completely defined. In the present contribution, we set out to identify the molecular determinants involved in ATR activation. Although ATR has not been shown to engage G, G, G, and β-arrestin (βarr) pathways as does the ATR upon angiotensin II (AngII) stimulation, the atypical positioning of helix VIII in the recently published ATR structure may play a role in the receptor's capacity to couple to downstream effectors.

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Objectives: To compare: 1) 75 g oral glucose tolerance test (OGTT) and self-monitoring of blood glucose (SMBG) in identifying gestational diabetes mellitus (GDM) and other hyperglycemic statuses in pregnant women; 2) pregnancy outcomes according to glycemic status; and 3) participants' opinions regarding both methods.

Methods: A prospective study in women with a 50 g glucose load test ≥7.2 mmol/L at 24 to 28 weeks' gestation and singleton pregnancy.

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Purpose: To provide practice recommendations for the diagnosis and management of hypoparathyroidism in adults.

Methods: Key questions pertaining to the diagnosis and management of hypoparathyroidism were addressed following a literature review. We searched PubMed, MEDLINE, EMBASE and Cochrane databases from January 2000 to March 2018 using keywords 'hypoparathyroidism, diagnosis, treatment, calcium, PTH, calcidiol, calcitriol, hydrochlorothiazide and pregnancy'.

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Article Synopsis
  • Polycystic ovary syndrome (PCOS) is linked to hormonal imbalances, infertility, and metabolic issues, with nonesterified fatty acids (NEFAs) possibly causing cellular dysfunction and worsening symptoms.
  • Lipotoxicity from excess NEFAs can lead to increased androgen production and insulin resistance, which in turn exacerbates hyperandrogenemia in women with PCOS.
  • Targeting lipotoxicity through insulin sensitization and the activation of angiotensin II type 2 receptors (AT2R) shows promise in improving symptoms and metabolic health in PCOS models.
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Objective: To determine how often primary health care providers (PHCPs) in family medicine groups (FMGs) assess physical activity (PA) levels, provide PA counseling (PAC), and refer patients to exercise professionals; to describe patients' PA levels, physical fitness, and satisfaction regarding their PA management in FMGs; to describe available PA materials in FMGs and PHCPs' PAC self-efficacy and PA knowledge; and to identify characteristics of patients and PHCPs that determine the assessment of PA and PAC provided by PHCPs.

Design: Cross-sectional study using questionnaires and a medical chart audit.

Setting: Ten FMGs within the Integrated University Health Network of the Centre hospitalier universitaire de Sherbrooke in Quebec.

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Background: We and others have observed that young girls predisposed to polycystic ovary syndrome (PCOS) display defective insulin sensitivity, beta-cell function and non-esterified fatty acids (NEFA) suppressibility during early pubertal years, compared to controls. Our objective is to assess whether these differences in glucose and NEFA metabolisms persist after 5 years in late/post-puberty.

Methods: We conducted a prospective cohort study between 2007 and 2015 with 4-6 years of follow-up in an academic institution research center.

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Gestational diabetes mellitus (GDM) is associated with obesity in childhood. This suggests that consequences of in utero exposure to maternal hyperglycemia extend beyond the fetal development, possibly through epigenetic programming. The aims of this study were to assess whether placental DNA methylation (DNAm) marks were associated with maternal GDM status and to offspring body composition at 5 years old in a prospective birth cohort.

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Background: Several studies have reported higher levels of Alanine aminotransferase (ALT) in women with polycystic ovary syndrome (PCOS) compared with control subjects. Plasma ALT levels are considered a marker of hepatic lipotoxicity because of their significant associations with different hepatic metabolic dysfunctions, such as hepatic steatosis and hepatic insulin resistance.

Methods: Retrospective chart review aiming to assess, in PCOS women, the relationship between ALT levels and measures of lipotoxicity consequences that are available clinically, both during fasting and using the oral glucose tolerance test.

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