Margarita Moreno-Betancur

Preventing postnatal depression: a causal mediation analysis of a 20-year preconception cohort

Elizabeth A Spry, Margarita Moreno-Betancur, Melissa Middleton, Louise M Howard, Stephanie J Brown, Emma Molyneaux, Christopher J Greenwood, Primrose Letcher, Jacqui A Macdonald, Kimberly C Thomson, Ebony J Biden, Craig A Olsson, George C Patton

Journal article  |  2021  |  PHILOSOPHICAL TRANSACTIONS OF THE ROYAL SOCIETY B-BIOLOGICAL SCIENCES

Postnatal depression (PND) is common and predicts a range of adverse maternal and offspring outcomes. PND rates are highest among ..

Mediation effects that emulate a target randomised trial: Simulation-based evaluation of ill-defined interventions on multiple mediators

Margarita Moreno-Betancur, Paul Moran, Denise Becker, George C Patton, John B Carlin

Journal article  |  2021  |  STATISTICAL METHODS IN MEDICAL RESEARCH

Many epidemiological questions concern potential interventions to alter the pathways presumed to mediate an association. For examp..

Maternal prenatal gut microbiota composition predicts child behaviour.

Samantha L Dawson, Martin O'Hely, Felice N Jacka, Anne-Louise Ponsonby, Christos Symeonides, Amy Loughman, Fiona Collier, Margarita Moreno-Betancur, Peter Sly, David Burgner, Mimi LK Tang, Richard Saffery, Sarath Ranganathan, Michael A Conlon, Leonard C Harrison, Susanne Brix, Karsten Kristiansen, Peter Vuillermin, undefined BIS Investigator Group

Journal article  |  2021  |  EBioMedicine

BACKGROUND: Murine studies demonstrate that maternal prenatal gut microbiota influences brain development and behaviour of offspri..

Inequities in Children's Reading Skills: The Role of Home Reading and Preschool Attendance.

Sharon Goldfeld, Margarita Moreno-Betancur, Shuaijun Guo, Fiona Mensah, Elodie O'Connor, Sarah Gray, Shiau Chong, Sue Woolfenden, Katrina Williams, Amanda Kvalsvig, Hannah Badland, Francisco Azpitarte, Meredith O'Connor

Journal article  |  2021  |  Acad Pediatr

OBJECTIVE: Children from socioeconomically disadvantaged backgrounds have poorer learning outcomes. These inequities are a signifi..

The Target Trial: A Powerful Device Beyond Well-defined Interventions

Margarita Moreno-Betancur

Journal article  |  2021  |  EPIDEMIOLOGY

Bullying Across Late Childhood and Early Adolescence: A Prospective Cohort of Students Assessed Annually From Grades 3 to 8

Shinya Fujikawa, Lisa K Mundy, Louise Canterford, Margarita Moreno-Betancur, George C Patton

Journal article  |  2021  |  ACADEMIC PEDIATRICS

OBJECTIVE: Bullying is a well-established risk factor for common adolescent mental disorders. Yet there has been little published ..

Multiple imputation methods for handling missing values in longitudinal studies with sampling weights: Comparison of methods implemented in Stata

Anurika P De Silva, Alysha M De Livera, Katherine J Lee, Margarita Moreno-Betancur, Julie A Simpson

Journal article  |  2021  |  BIOMETRICAL JOURNAL

Many analyses of longitudinal cohorts require incorporating sampling weights to account for unequal sampling probabilities of part..

Adiposity and Endometrial Cancer Risk in Postmenopausal Women: A Sequential Causal Mediation Analysis

S Ghazaleh Dashti, Dallas R English, Julie A Simpson, Amalia Karahalios, Margarita Moreno-Betancur, Carine Biessy, Sabina Rinaldi, Pietro Ferrari, Anne Tjonneland, Jytte Halkjaer, Christina C Dahm, Helene Tilma Vistisen, Florence Menegaux, Vittorio Perduca, Gianluca Severi, Krasimira Aleksandrova, Matthias B Schulze, Giovanna Masala, Sabina Sieri, Rosario Tumino, et al.

Journal article  |  2021  |  CANCER EPIDEMIOLOGY BIOMARKERS & PREVENTION

BACKGROUND: Adiposity increases endometrial cancer risk, possibly through inflammation, hyperinsulinemia, and increasing estrogens..

Simulating Survival Data Using the simsurv R Package

Samuel L Brilleman, Rory Wolfe, Margarita Moreno-Betancur, Michael J Crowther

Journal article  |  2021  |  JOURNAL OF STATISTICAL SOFTWARE

The simsurv R package allows users to simulate survival (i.e., time-to-event) data from standard parametric distributions (exponen..

Self-harm in primary school-aged children: Prospective cohort study

Rohan Borschmann, Lisa K Mundy, Louise Canterford, Margarita Moreno-Betancur, Paul A Moran, Nicholas B Allen, Russell M Viner, Louisa Degenhardt, Silja Kosola, Izabela Fedyszyn, George C Patton

Journal article  |  2020  |  PLOS ONE

INTRODUCTION: No prospective studies have examined the prevalence, antecedents or concurrent characteristics associated with self-..