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안구 운동이 노인의 인지능력 변화에 미치는 융합적 분석

Convergent Analysis of Old People Eye Movement Training on Change of Cognitive Ability

  • Bae, Seahyun (Dept. of Physical Therapy, College of Health and Welfare, Dongshin University) ;
  • Kim, Kyung-Yoon (Dept. of Physical Therapy, College of Health and Welfare, Dongshin University)
  • 투고 : 2018.03.28
  • 심사 : 2018.05.20
  • 발행 : 2018.05.28

초록

본 연구는 55명의 노인 대상자를 무작위로 급속안구운동(saccadic eye movement, SEM)군과 원활추종눈운동(smooth pursuit eye movement, SPEM) 두 군으로 구분하여 4주 동안 안구운동을 실시한 후 사건관련 전위(event-related potentials)중 P300의 전위값과 잠복기 그리고 MMSE-DS를 사용하여 안구운동이 인지능력에 미치는 영향을 알아보고자 하였다. 그 결과 SEM과 SPEM 군의 P300 전위값은 유의하게 상승하였으며, P300의 잠복기는 유의하게 짧아졌다. MMSE-DS 결과 두 군 모두 유의한 상승을 나타냈으며, 군간 비교 시 SEM군은 지남력, SPEM군은 주의력에서 유의한 차이를 나타내었다. 결론적으로 SEM과 SPEM은 노인의 인지능력을 향상 및 유지를 시킬 수 있으며 치매예방과 경도 치매에 대한 치료 도구로 사용될 수 있을 것으로 생각된다.

The objective of the present study was to investigate the effect of eye movement on cognitive ability using Mini-Mental State Examination for Dementia Screening (MMSE-DS) and the amplitude and latency of P300 from event-related potentials after 55 elderly participants were randomly stratified into the saccadic eye movement (SEM) group and the smooth pursuit eye movement (SPEM) group, and performed eye movement for 4 weeks. As a result, P300 amplitude significantly increased and P300 latency significantly shortened in the SEM and SPEM groups. MMSE-DS showed a significant increase in both groups; upon comparing the groups, the SEM group showed a significant difference in orientation and the SPEM group in attention. In conclusion, it is thought that SEM and SPEM can improve and maintain the cognitive ability of the elderly and may be used as therapeutic tools for dementia prevention and mild dementia.

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