Marni Brownell

ORCID: 0000-0001-7673-4404
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About
Contact & Profiles
Research Areas
  • Homelessness and Social Issues
  • Health disparities and outcomes
  • Food Security and Health in Diverse Populations
  • Child Abuse and Trauma
  • Child and Adolescent Health
  • Maternal Mental Health During Pregnancy and Postpartum
  • Healthcare Policy and Management
  • Primary Care and Health Outcomes
  • Prenatal Substance Exposure Effects
  • Early Childhood Education and Development
  • Child Welfare and Adoption
  • Child and Adolescent Psychosocial and Emotional Development
  • Infant Development and Preterm Care
  • Indigenous Health, Education, and Rights
  • Adolescent and Pediatric Healthcare
  • Global Maternal and Child Health
  • Child Nutrition and Water Access
  • Breastfeeding Practices and Influences
  • Birth, Development, and Health
  • Migration, Health and Trauma
  • Pediatric health and respiratory diseases
  • Gestational Diabetes Research and Management
  • Global Health Care Issues
  • Attention Deficit Hyperactivity Disorder
  • Family and Disability Support Research

Manitoba Health
2016-2025

University of Manitoba
2016-2025

University of Toronto
1988-2024

Hospital for Sick Children
2021-2024

Research Manitoba
2023

Children's Hospital Research Institute of Manitoba
2021-2023

Great Ormond Street Hospital
2021

University College London
2021

SickKids Foundation
2021

McMaster University
2019

Many countries are currently studying the possibility of mass vaccination against varicella. The objective this study was to provide a comprehensive picture pre-vaccine epidemiology varicella zoster virus (VZV) aid in design immunization programs and adequately measure impact vaccination. Population-based data including physician visit claims, sentinel surveillance hospitalization from Canada United Kingdom were analysed. key epidemiological characteristics (age specific consultation rates,...

10.1017/s0950268801005921 article EN Epidemiology and Infection 2001-10-01

OBJECTIVE To evaluate the risk of complications in youth with type 2 diabetes. RESEARCH DESIGN AND METHODS Population-based cohorts 342 (1–18 years age) prevalent diabetes, 1,011 1 and 1,710 nondiabetic control were identified between 1986 2007 from a clinical registry linked to health care records assess long-term outcomes using ICD-9CM ICD-10CA codes. RESULTS Youth diabetes had an increased any complication (hazard ratio 1.47 [95% CI 1.02–2.12]). Significant adverse factors included age at...

10.2337/dc13-0954 article EN cc-by-nc-nd Diabetes Care 2013-10-16

Journal Article Musically Adapted Social Stories to Modify Behaviors in Students with Autism: Four Case Studies Get access Mike D. Brownell, MME, MT-BC University of Kansas Search for other works by this author on: Oxford Academic PubMed Google Scholar Music Therapy, Volume 39, Issue 2, Summer 2002, Pages 117–144, https://doi.org/10.1093/jmt/39.2.117 Published: 01 July 2002

10.1093/jmt/39.2.117 article EN Journal of Music Therapy 2002-06-01

To evaluate renal outcomes and survival in youth with type 2 diabetes (T2DM) versus 1 (T1DM) nondiabetic control subjects.In total, 342 prevalent (aged 1-18 years) T2DM, 1,011 T1DM, 1,710 subjects identified from 1986 to 2007 were anonymously linked health care records housed at the Manitoba Centre for Health Policy assess long-term using ICD codes.Youth T2DM found have a fourfold increased risk of failure T1DM. Risk factors associated renin angiotensin aldosterone system inhibitor use...

10.2337/dc11-2312 article EN cc-by-nc-nd Diabetes Care 2012-03-20

Animal studies demonstrate general anesthetic (GA) toxicity in the developing brain. Clinical reports raise concern, but risk of GA exposure to neurodevelopment children remains uncertain.The authors undertook a retrospective matched cohort study comparing less than 4 yr age exposed those with no exposure. The used Early Development Instrument (EDI), 104-component questionnaire, encompassing five developmental domains, completed kindergarten as outcome measure. Mixed-effect logistic...

10.1097/aln.0000000000001245 article EN Anesthesiology 2016-07-14

Abstract Background There is evidence that persons with an intellectual disability (ID) face barriers to primary care; however, this has not been extensively studied at the population level. Rates of hospitalisation for ambulatory care sensitive conditions are used as indicator access to, and quality of, care. The objective study was compare rates between without ID in a publicly insured population. Methods Persons were identified among general Canadian province 1999 2003. Using list...

10.1111/j.1365-2788.2010.01311.x article EN Journal of Intellectual Disability Research 2010-08-12

BACKGROUND AND OBJECTIVES: Perinatal outcomes have improved in developed countries but remain poor for disadvantaged populations. We examined whether an unconditional income supplement to low-income pregnant women was associated with birth outcomes. METHODS: This study included all mother–newborn pairs (2003–2010) Manitoba, Canada, where the mother received prenatal social assistance, infant born hospital, and pair had a risk screen (N = 14 591). Low-income who (Healthy Baby Prenatal Benefit...

10.1542/peds.2015-2992 article EN PEDIATRICS 2016-05-12

The developmental health of young children is highly influenced by the socioeconomic conditions in which they are raised. How to accurately measure these a point debate current literature on child development, health, and social determinants. We have evaluated four existing indices status (SES) determine most relevant for analysis early childhood development (ECD) Canada. Following review published SES used 2006 Canadian Census data, were chosen based their relevance ECD number citations...

10.1016/j.ssmph.2016.11.006 article EN cc-by-nc-nd SSM - Population Health 2016-11-30

Background In recent decades, there has been a shift to later childbearing in high-income countries. There is limited large-scale evidence of the relationship between maternal age and child outcomes beyond perinatal period. The objective this study quantify child's risk developmental vulnerability at five, according their mother's childbirth. Methods findings Linkage population-level perinatal, hospital, birth registration datasets data from Australian Early Development Census (AEDC) school...

10.1371/journal.pmed.1002558 article EN cc-by PLoS Medicine 2018-04-24

<h3>Background:</h3> Few population studies have examined the psychiatric outcomes of children and adolescents in child welfare system, no compared before after entry into care. Our objective was to assess relative rate (RR) suicide, attempted admission hospital visits physicians’ offices among care with those not We also these within <h3>Methods:</h3> used population-level data identify 5 17 years age who were Manitoba for first time between Apr. 1, 1997, Mar. 31, 2006, a comparison cohort...

10.1503/cmaj.110749 article EN cc-by-nc-nd Canadian Medical Association Journal 2011-10-17

To validate a case definition for diabetes in the pediatric age-group using administrative health data.Population-based data from Manitoba, Canada years 2004-2006 were anonymously linked to clinical registry evaluate validity of algorithms based on combination hospital claim, outpatient physician visit, and drug use over 1-3 youth 1-18 age. Agreement between sources, sensitivity, specificity, negative (NPV) positive predictive value (PPV) evaluated each algorithm. In addition, ascertainment...

10.2337/dc10-1572 article EN cc-by-nc-nd Diabetes Care 2011-03-05

We explored differences in health and education outcomes between children living social housing not, effects of housing's neighborhood socioeconomic status.In this cohort study, we used the population-based repository administrative data at Manitoba Centre for Health Policy. included aged 0 to 19 years Winnipeg, Manitoba, fiscal 2006-2007 2008-2009 (n = 13,238 housing; n 174,017 others). examined 5 outcomes: age-2 complete immunization, a school-readiness measure, adolescent pregnancy (ages...

10.2105/ajph.2014.302133 article EN American Journal of Public Health 2014-10-08

To assess the relationship between 5 min Apgar score and developmental vulnerability at years of age.Population-based retrospective cohort study.Manitoba, Canada.All children born 1999 2006 term gestation, with a documented score.5 score.Childhood development age, expressed as (absent vs present) on five domains Early Development Instrument: physical health, social competence, emotional maturity, language cognitive development, communication skills.Of 33,883 in study, most (82%) had an 9; 1%...

10.1136/archdischild-2015-308458 article EN cc-by-nc Archives of Disease in Childhood Fetal & Neonatal 2015-07-17

The PATHS Data Resource is a unique database comprising data that follow individuals from the prenatal period to adulthood. was developed for conducting longitudinal epidemiological research into child health and equity. It contains individual-level on health, socioeconomic status, social services education. Individuals' are linkable across these domains, allowing researchers children through childhood variety of sectors. includes nearly all were born between 1984 2012 registered with...

10.1093/ije/dyu190 article EN cc-by-nc International Journal of Epidemiology 2014-09-11

Background Prenatal antibiotic exposure induces changes in infants' gut microbiota composition and is suggested as a possible contributor the development of autism spectrum disorders (ASD). In this study, we examined association between prenatal risk ASD. Methods This was population-based cohort study utilizing Manitoba Population Research Data Repository. The included 214 834 children born Manitoba, Canada April 1, 1998 March 31, 2016. Exposure defined having filled one or more prescription...

10.1371/journal.pone.0221921 article EN cc-by PLoS ONE 2019-08-29

Ensuring high quality and equitable maternity services is important to promote positive pregnancy outcomes. Despite a universal health care system, previous research shows neighborhood-level inequities in utilization of prenatal Manitoba, Canada. The purpose this population-based retrospective cohort study was describe among women giving birth determine individual-level factors associated with inadequate care. We studied Manitoba from 2004/05–2008/09 using data repository de-identified...

10.1186/s12884-018-2061-1 article EN cc-by BMC Pregnancy and Childbirth 2018-11-01

Abstract Background Pregnancy loss is common and several factors (e.g. chromosomal anomalies, parental age) are known to increase the risk of occurrence. However, much existing research focuses on recurrent loss; comparatively little about predictors a first miscarriage. Our objective was estimate population-level prevalence miscarriages assess contributions clinical, social, health care use as detected occurrence these losses. Methods In this population-based cohort study, we used linked...

10.1186/s12884-021-03682-z article EN cc-by BMC Pregnancy and Childbirth 2021-03-05
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