Activities-specific performance frequency can accurately detect fallers in elderly populations: an alternative method...

Area of Science:

• Gerontology
• Rehabilitation Science
• Clinical Biomechanics

Background:

• Falling is a significant public health issue in older adults.
• Fear of falling leads to activity restrictions, necessitating better assessment tools.
• Existing tools may not fully capture the nuances of activity limitations in elderly populations.

Purpose of the Study:

• To introduce and validate activities-specific performance frequency as a measure for quantifying activity restrictions in older adults.
• To explore the relationship between performance frequency, balance confidence, functional mobility, and fall history.
• To compare these measures across different elderly groups, including those with neurological conditions.

Main Methods:

• A cross-sectional study involving 88 elderly participants (stroke, Parkinson's disease, no neurological disease).
• Utilized activities-specific performance frequency indicators derived from the Activities-Specific Balance Confidence (ABC) scale.
• Employed ANOVA, Kruskal-Wallis, Spearman's rank correlation, and binary logistic regression for data analysis.

Main Results:

• Significant differences in performance frequency were observed across groups for most ABC items.
• Activities-specific performance frequency correlated more strongly with functional mobility than balance confidence.
• Performance frequency of 'walking in crowds/bumped' was a sensitive predictor of fallers.

Conclusions:

• Activities-specific performance frequency is a validated alternative for assessing activity restrictions in older adults.
• This metric offers valuable insights into functional limitations and fall risk.
• The findings support the use of performance frequency in clinical and research settings for older adult populations.