Visual processing and interference performance influences on knee angular impulse in ACLR individuals: a cognitive-biomechanical analysis of drop-jumps - Summary - MDSpire

Visual processing and interference performance influences on knee angular impulse in ACLR individuals: a cognitive-biomechanical analysis of drop-jumps

  • By

  • Keven Santamaria-Guzman

  • Hillary Holmes

  • Jerad Kosek

  • Brandon Peoples

  • Kenneth Harrison

  • Silvia Campos-Vargas

  • Wendi Weimar

  • Kristina Neely

  • Francisco Siles-Canales

  • Jaimie Roper

  • May 16, 2026

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Objective:

To investigate cognitive performance and biomechanical characteristics in individuals with ACLR compared to controls during drop-jump tasks, specifically focusing on cognitive tests such as the Stroop Test and their relationship with knee angular impulse (KAI).

Key Findings:
  • Significant cognitive differences were observed between ACLR and control groups, suggesting cognitive performance may influence injury risk.
  • Knee angular impulse (KAI) differed significantly between ACLR and control groups, indicating potential biomechanical implications.
  • Cognitive performance was related to biomechanical outcomes, indicating integrated neuromuscular adaptations that could inform rehabilitation strategies.
Interpretation:

The study highlights the importance of cognitive function in influencing biomechanical performance post-ACLR, suggesting that cognitive assessments should be integrated into rehabilitation protocols to enhance recovery outcomes.

Limitations:
  • Small sample size may limit statistical power and generalizability of findings.
  • Convenience sampling may affect the representativeness of the sample, potentially biasing results.
Conclusion:

Understanding the interplay between cognitive and biomechanical factors is crucial for developing comprehensive rehabilitation strategies for ACLR individuals.

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