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Decision Making Influences Tibial Impact Accelerations During Lateral Cutting.

Logan A Lucas1, Benjamin S England1, Travis W Mason1

  • 11 Trine University.

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Unplanned movements in sports like basketball increase impact forces on the lower extremities. This suggests that reactive cutting actions may heighten injury risk compared to planned movements.

Keywords:
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Area of Science:

  • Biomechanics
  • Sports Medicine
  • Musculoskeletal Research

Background:

  • Lower-extremity injuries are prevalent in sports requiring dynamic movements, such as basketball and soccer.
  • Athletes often need to react to unpredictable events, limiting preplanned movement strategies.

Purpose of the Study:

  • To compare impact accelerations between preplanned and unplanned lateral cutting movements.
  • To investigate the influence of movement predictability on biomechanical loading during athletic maneuvers.

Main Methods:

  • Thirty participants (15 male, 15 female) performed both preplanned and unplanned lateral cuts.
  • Impact accelerations were measured using an accelerometer attached to the tibia.
  • Unplanned cuts involved reacting to visual stimuli to determine movement (cut, land, or land-and-jump).

Main Results:

  • Both males and females exhibited significantly higher impact accelerations during unplanned cutting (P = .01).
  • A trend towards greater intertrial variability in impact accelerations was observed for unplanned cuts (P = .07).

Conclusions:

  • Unplanned lateral cutting places greater biomechanical demands on the lower-extremity musculoskeletal system.
  • The unpredictability of athletic movements may be a key factor contributing to increased injury risk.