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Updated: Apr 14, 2026

Assessment of Child Anthropometry in a Large Epidemiologic Study
Published on: February 2, 2017
Paternal Age, Paternal Presence and Children's Health: An Observational Study
Julian Gardiner1, Alastair G Sutcliffe2, Edward Melhuish3
1Institute for the Study of Children , Families and Social Issues, Birkbeck University of London ; London, UK.
Insights
Older fathers are linked to fewer child injuries, but paternal absence and non-biological fathers are associated with increased health risks and developmental challenges for children. This study highlights the importance of paternal factors in child well-being.
Area of Science:
- Pediatrics
- Child Health
- Family Studies
Background:
- Paternal factors, including age, presence, and biological relationship, may influence child health outcomes.
- Understanding these influences is crucial for developing targeted interventions and support systems for families.
Purpose of the Study:
- To investigate the impact of paternal age, paternal absence, and non-biological fathers on children's health.
- To quantify the associations between these paternal factors and specific health indicators.
Main Methods:
- Observational study involving 31,257 children.
- Analysis of paternal age at birth, paternal absence, and non-biological father status.
- Assessment of outcomes including unintentional injuries, hospital admissions, immunizations, and behavioral difficulties (Strength and Difficulties Questionnaire).
Main Results:
- Older paternal age was associated with lower rates of unintentional injuries (OR=0.966) and a quadratic association with hospital admission risk, with minimum risk at paternal age 37.7.
- Paternal absence correlated with increased hospital admission risk (OR=1.19), lower immunization rates (OR=0.562), and higher behavioral difficulties scores.
- Non-biological fathers were linked to increased unintentional injury (OR=1.16) and hospital admission risks (OR=1.26), lower immunization rates (OR=0.343), and higher behavioral difficulties scores.
Conclusions:
- Paternal age, presence, and biological relationship are significant factors influencing child health and development.
- Interventions addressing paternal absence and supporting non-biological father involvement may be beneficial for child well-being.
- Further research is warranted to explore the mechanisms behind these associations.
Abstract:
In an observational study of 31,257 children we investigated the effects of paternal age at the time of the child's birth, paternal absence and non-biological fathers on children's health. Results are per 5 year change in paternal age. Older fathers were associated with lower rates of unintentional injuries, odds ratio (OR)=0.966, P=0.0027. There was a quadratic association between paternal age and risk of hospital admission, β=0.0121, P=0.0109, with minimum risk at paternal age 37.7. Absent fathers were associated with increased risk of hospital admission, OR=1.19, P<10(-3), lower rates of complete immunizations to 9 months, OR=0.562, P<10(-3), higher Strength and Difficulties Questionnaire (SDQ) difficulties scores: β=0.304, P=0.0024 (3 year olds), β=0.697, P<10(-3) (5 year olds). Non-biological fathers were associated with increased risk of unintentional injury, OR=1.16, P=0.0319 and hospital admission, OR=1.26, P=0.0166; lower rates of complete immunizations to 9 months, OR=0.343, P=0.0309 and higher SDQ difficulties scores: β=0.908, P<10(-3).
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