{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,24]],"date-time":"2026-07-24T03:52:02Z","timestamp":1784865122623,"version":"3.55.0"},"reference-count":44,"publisher":"BMJ","issue":"11","content-domain":{"domain":["bmj.com"],"crossmark-restriction":true},"short-container-title":["BMJ Open"],"accepted":{"date-parts":[[2016,10,13]]},"published-print":{"date-parts":[[2016,11]]},"abstract":"<jats:sec>\n                  <jats:title>Objective<\/jats:title>\n                  <jats:p>To identify the combination of factors most protective of developmental delay at age 2 among children exposed to poor maternal mental health.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Design<\/jats:title>\n                  <jats:p>Observational cohort study.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Setting<\/jats:title>\n                  <jats:p>Pregnant women were recruited from primary healthcare offices, the public health laboratory service and community posters in Calgary, Alberta, Canada.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Participants<\/jats:title>\n                  <jats:p>1596 mother\u2013child dyads who participated in the All Our Babies study and who completed a follow-up questionnaire when their child was 2\u2005years old. Among participants who completed the 2-year questionnaire and had complete mental health data (n=1146), 305 women (27%) were classified as high maternal mental health risk.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Primary measures<\/jats:title>\n                  <jats:p>Child development at age 2 was described and a resilience analysis was performed among a subgroup of families at maternal mental health risk. The primary outcome was child development problems. Protective factors were identified among families at risk, defined as maternal mental health risk, a composite measure created from participants\u2019 responses to mental health life course questions and standardised mental health measures.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Results<\/jats:title>\n                  <jats:p>At age 2, 18% of children were classified as having development problems, 15% with behavioural problems and 13% with delayed social\u2013emotional competencies. Among children living in a family with maternal mental health risk, protective factors against development problems included higher social support, higher optimism, more relationship happiness, less difficulty balancing work and family responsibilities, limiting the child's screen time to &lt;1\u2005hour per day and the child being able to fall asleep in &lt;30\u2005min and sleeping through the night by age 2.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Conclusions<\/jats:title>\n                  <jats:p>Among families where the mother has poor mental health, public health and early intervention strategies that support interpersonal relationships, social support, optimism, work\u2013life balance, limiting children's screen time and establishing good sleep habits in the child's first 2\u2005years show promise to positively influence early child development.<\/jats:p>\n               <\/jats:sec>","DOI":"10.1136\/bmjopen-2016-012096","type":"journal-article","created":{"date-parts":[[2016,11,14]],"date-time":"2016-11-14T05:55:43Z","timestamp":1479102943000},"page":"e012096","update-policy":"https:\/\/doi.org\/10.1136\/crossmarkpolicy","source":"Crossref","is-referenced-by-count":31,"title":["Protective factors for child development at age 2 in the presence of poor maternal mental health: results from the All Our Babies (AOB) pregnancy cohort"],"prefix":"10.1136","volume":"6","author":[{"given":"Sheila W","family":"McDonald","sequence":"first","affiliation":[{"name":"Department of Pediatrics, Cumming School of Medicine, University of Calgary, Calgary, Alberta, Canada"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Heather L","family":"Kehler","sequence":"additional","affiliation":[{"name":"Department of Pediatrics, Cumming School of Medicine, University of Calgary, Calgary, Alberta, Canada"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Suzanne C","family":"Tough","sequence":"additional","affiliation":[{"name":"Departments of Pediatrics and Community Health Sciences, Cumming School of Medicine, University of Calgary, Calgary, Alberta, Canada"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"239","published-online":{"date-parts":[[2016,11,10]]},"reference":[{"key":"2025101810431889000_6.11.e012096.1","doi-asserted-by":"publisher","DOI":"10.1056\/NEJM199402173300708"},{"key":"2025101810431889000_6.11.e012096.2","doi-asserted-by":"crossref","first-page":"16","DOI":"10.1186\/1471-2393-8-16","article-title":"Maternal mental health predicts risk of developmental problems at 3 years of age: follow up of a community based trial","volume":"8","author":"Tough","year":"2008","journal-title":"BMC Pregnancy Childbirth"},{"key":"2025101810431889000_6.11.e012096.3","doi-asserted-by":"publisher","DOI":"10.1542\/peds.2012-0765"},{"key":"2025101810431889000_6.11.e012096.4","doi-asserted-by":"crossref","first-page":"673","DOI":"10.1093\/pch\/14.10.673","article-title":"The state of child development in Canada: are we moving toward, or away from, equity from the start?","volume":"14","author":"Hertzman","year":"2009","journal-title":"Paediatr Child Health"},{"key":"2025101810431889000_6.11.e012096.5","doi-asserted-by":"publisher","DOI":"10.1037\/a0018880"},{"key":"2025101810431889000_6.11.e012096.6","doi-asserted-by":"publisher","DOI":"10.1037\/a0037367"},{"key":"2025101810431889000_6.11.e012096.7","doi-asserted-by":"publisher","DOI":"10.1542\/peds.2007-1948"},{"key":"2025101810431889000_6.11.e012096.8","doi-asserted-by":"publisher","DOI":"10.1017\/S0954579400003114"},{"key":"2025101810431889000_6.11.e012096.9","unstructured":"Coie JD , Dodge KA , Kupersmidt JB . 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