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Shallow Water Paddling Variants of Water Maze Tests in Mice
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Do infants avoid a traversable slope leading into deep water?

Carolina Burnay1,2, Chris Button1, Rita Cordovil3

  • 1School of Physical Education, Sport and Exercise Sciences, University of Otago, Dunedin, New Zealand.

Developmental Psychobiology
|August 1, 2021
PubMed
Summary
This summary is machine-generated.

Infants’ locomotor experience does not prevent them from entering deep water via ramps. Sloped pool access increases drowning risk for babies, highlighting the specificity of learned safety behaviors.

Keywords:
drowninglocomotor experienceperceptual-motor developmentwater cliffwater slope

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Area of Science:

  • Developmental Psychology
  • Infant Motor Development
  • Water Safety

Background:

  • Locomotor experience influences infants' risk perception, particularly concerning water hazards.
  • Previous research indicates infants learn to avoid drop-offs, but their behavior on sloped surfaces is unknown.

Purpose of the Study:

  • To investigate how locomotor experience affects infants' behavior on a sloped surface leading to deep water.
  • To compare infants' responses to a water slope versus a water cliff.

Main Methods:

  • A Water Slope paradigm was used with 43 crawling and 34 walking infants.
  • Infants navigated a 10° sloped surface extending into deep water.
  • Behavioral responses, including submersion and falls, were recorded.

Main Results:

  • No significant association was found between infants' locomotor experience and their avoidance of water submersion on the slope.
  • A higher proportion of infants reached the submersion point on the water slope compared to falling off a water cliff.
  • Infants showed less caution on the slope, indicating locomotor experience specificity.

Conclusions:

  • Locomotor experience does not universally teach infants about all water-related risks.
  • Sloped pool access may heighten the risk of infants entering deep water, increasing vulnerability to drowning.
  • Infant water safety strategies are highly specific to the environmental context.