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Effects of intrauterine growth retardation on mental performance and behavior, outcomes during adolescence and
1Case Western Reserve University, Rainbow Babies & Childrens Hospital, University Hospitals of Cleveland, OH 44106-6010, USA.
Insights
Long-term effects of intrauterine growth retardation (IUGR) on mental performance are minimal in adulthood. Socio-environmental factors significantly influence outcomes, diluting any early detrimental effects of IUGR.
Area of Science:
- Developmental Psychology
- Neuroscience
- Pediatrics
Background:
- Intrauterine growth retardation (IUGR) is associated with potential long-term neurodevelopmental risks.
- Early childhood interventions aim to mitigate adverse outcomes in infants with IUGR.
Purpose of the Study:
- To review the long-term effects of intrauterine growth retardation (IUGR) on mental performance and behavior.
- To determine if IUGR has lasting impacts independent of other factors.
Main Methods:
- Systematic review of existing studies on IUGR and long-term outcomes.
- Analysis controlling for prematurity and confounding variables.
Main Results:
- Early-life detrimental effects of IUGR on cognition and behavior often diminish over time.
- Socio-environmental conditions play a crucial role in mediating long-term outcomes.
- Controlled studies show reduced impact of IUGR on adolescent and adult mental performance.
Conclusions:
- The independent long-term impact of IUGR on mental and behavioral outcomes appears limited when confounding factors are addressed.
- Socio-environmental factors are critical in determining developmental trajectories following IUGR.
- Further research should focus on the interplay between IUGR, environment, and long-term neurodevelopment.
Abstract:
Studies of the long-term effects of intrauterine growth retardation on mental performance and behavior are reviewed. The results of the majority of studies suggest that, if effects of prematurity and of other associated complicating factors are controlled for, effects of IUGR per se, that can sometimes be demonstrated at an earlier age, become diluted by socio-environmental conditions at later stages in life and no longer appear to have a detrimental effect on mental and behavioral outcomes in adolescence and adulthood.