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NCT Number: NCT07085364

Attentional Focus Training on Visuomotor Control in Older Adults

This study will be a pilot randomized controlled trial, to investigate the effectiveness of an external focus training on visuomotor performance while comparing with an active control group.

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Key information

Age range

65 year and older

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

About this study

All eligible participants will be randomly divided into two groups: external focus gait training group (EXT) and active control group (CON). All participants will complete two assessment sessions: at baseline (T0) and immediately following the completion of all training sessions (T1). A total of twelve training sessions (about 45 minutes per session), held twice a week for six weeks, would be provided to participants in both training groups.

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • aged 65 or above
  • able to walk independently indoor for at least 40 metres
  • static visual acuity score 20/40 or above
  • scoring 22/30 or above in the Montreal Cognitive Assessment Hong Kong version
  • without any history of untreated major neurological, vestibular or musculoskeletal deficits (e.g., stroke or Parkinson's disease)
  • without any unstable medical condition that can compromise safety during the experiment
  • scoring less than 24/28 in the Tinetti Balance Assessment Tool or scoring 50/56 or below in the Berg Balance Scale

Exclusion criteria

  • none

Treatment and study plan

Attentional focus

Behavioral

Every training session will include the following activities for both groups: a 5-minute warm-up; a 30-minute walking training; and a 5-minute cool-down. The walking training will be conducted within a level-ground walking field. Participants will be instructed to look at and step on specific markers/labels that will be attached along the walking paths.

Control

Behavioral

Every training session will include the following activities for both groups: a 5-minute warm-up; a 30-minute walking training; and a 5-minute cool-down. The walking training will be conducted within a level-ground walking field. No markers/labels will be attached and no relevant instructions will be provided apart from the general instruction.

Primary outcomes

  1. Gait stability - variability of stride time

    Time frame: baseline (pre-intervention), immediately after intervention (post-intervention)

    measured by a 3-D motion capture system; stride time is defined as the interval between two consecutive heel strikes of the same foot; the variability measure is represented by the coefficients of variation (CV) [(standard deviation/mean) × 100]

  2. Gait stability - variability of stride length

    Time frame: baseline (pre-intervention), immediately after intervention (post-intervention)

    measured by a 3-D motion capture system; stride length is defined as anterior-posterior (A-P) distance between two consecutive heel strike positions of the same foot; the variability measure is represented by the coefficients of variation (CV) [(standard deviation/mean) × 100]

  3. Gait stability - variability of step width

    Time frame: baseline (pre-intervention), immediately after intervention (post-intervention)

    measured by a 3-D motion capture system; step width is defined as medial-lateral (M-L) distance between two consecutive heel strike positions of the opposite feet; the variability measure is represented by the coefficients of variation (CV) [(standard deviation/mean) × 100]

  4. Visual search behaviours - location of fixation

    Time frame: baseline (pre-intervention), immediately after intervention (post-intervention)

    measured by a wireless eye tracker; recorded the location that the gaze is fixated on

  5. Visual search behaviours - the number of fixation

    Time frame: baseline (pre-intervention), immediately after intervention (post-intervention)

    measured by a wireless eye tracker; recorded the number of times the gaze is fixated on each area of interest

  6. Visual search behaviours - fixation duration

    Time frame: baseline (pre-intervention), immediately after intervention (post-intervention)

    measured by a wireless eye tracker; recorded the duration that the gaze is fixated on each area of interest

Secondary outcomes

  1. Functional balance and gait

    Time frame: baseline (pre-intervention), immediately after intervention (post-intervention)

    measured by the Tinetti Balance Assessment Tool; min: 0; max: 28; higher scores reflect better functional balance and gait

  2. Falls efficacy

    Time frame: baseline (pre-intervention), immediately after intervention (post-intervention)

    measured by the Chinese version of the Falls Efficacy Scale International; min: 16; max: 64; higher scores reflect greater concern about falling

  3. Conscious movement processing

    Time frame: baseline (pre-intervention), immediately after intervention (post-intervention)

    measured by the Chinese version of the Movement Specific Reinvestment Scale; min: 10, max: 60; higher scores reflect higher propensity for conscious movement processing

  4. Functional balance

    Time frame: baseline (pre-intervention), immediately after intervention (post-intervention)

    measured by the Berg Balance Scale; min: 0; max: 56; higher scores reflect better functional balance

  5. Functional mobility

    Time frame: baseline (pre-intervention), immediately after intervention (post-intervention)

    measured by the Timed 'Up & Go' Test (in seconds); a longer time to complete reflects poorer functional mobility

Sponsors and collaborators

Lead sponsor

The Hong Kong Polytechnic University

Other

Registry information

Important dates

Study start
2025
Primary completion
2026
Study completion
2026
First posted
Jul 25, 2025
Registry last updated
Jul 25, 2025

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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