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Assessment of Age-related Changes in Cognitive Functions Using EmoCogMeter, a Novel Tablet-computer Based Approach
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Published on: February 14, 2014

Gender-specific Constant score correction for age.

A Tavakkolizadeh1, A Ghassemi, T Colegate-Stone

  • 1Department of Orthopaedics, King's College Hospital, London, UK. adeltav@hotmail.com

Knee Surgery, Sports Traumatology, Arthroscopy : Official Journal of the ESSKA
|March 3, 2009
PubMed
Summary
This summary is machine-generated.

This study reveals how shoulder function, measured by the Constant score, declines with age in healthy adults. Men and women experience different rates of decline, particularly after age 70.

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Area of Science:

  • Orthopedics
  • Gerontology
  • Biostatistics

Background:

  • The Constant score is a widely used outcome measure for shoulder function.
  • Understanding age and gender-related changes in shoulder health is crucial for clinical assessment.

Purpose of the Study:

  • To investigate the relationship between age, gender, and the Constant score in a healthy population.
  • To quantify age- and gender-specific declines in shoulder function.

Main Methods:

  • Assessed 270 healthy volunteers (527 shoulders) using the Constant score.
  • Employed a mixed regression model to analyze age and gender effects.
  • Analyzed data from individuals with no prior history of shoulder disease.

Main Results:

  • Mean age was 43.9 years; mean Constant score was 85.9.
  • Men scored 88.1, women scored 83.7.
  • Significant age-related declines in Constant score were observed, with steeper declines after age 70 for men and after age 60 for women, varying by gender.

Conclusions:

  • Age and gender significantly impact shoulder function as measured by the Constant score.
  • Quantified age-specific functional decline in both genders, highlighting clinical relevance.
  • Findings are important for interpreting Constant scores across different demographic groups.