Knee complaints vary with age and gender in the adult population. Population-based reference data for the Knee injury and Osteoarthritis Outcome Score (KOOS)
2006

Knee Complaints and Age/Gender Differences

Sample size: 840 publication Evidence: moderate

Author Information

Author(s): Przemyslaw T. Paradowski, Stefan Bergman, Anne Sundén-Lundius, L. Stefan Lohmander, Ewa M. Roos

Primary Institution: Lund University Hospital

Hypothesis

Self-reported knee pain, function, and quality of life vary with age and gender in the adult population.

Conclusion

Knee pain, physical function, and quality of life vary with age and gender, suggesting the need for age- and gender-matched reference values for better understanding of knee interventions.

Supporting Evidence

  • 68% of the subjects responded to the KOOS questionnaire.
  • Women aged 55-74 reported more knee-related complaints than age-matched men.
  • Significant differences were found in pain, symptoms, and ADL function between genders.

Takeaway

As people get older, women tend to report more knee pain and problems than men, especially around menopause.

Methodology

A population-based cohort study using the KOOS questionnaire mailed to 840 subjects aged 18–84 years.

Potential Biases

Response bias may occur as individuals with chronic pain are more likely to respond.

Limitations

No data was collected on knee disease or general health status, which limits understanding of the reasons for variation.

Participant Demographics

Subjects aged 18–84 years, with equal representation of men and women across age groups.

Statistical Information

P-Value

p = 0.027, p = 0.003, p = 0.046

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1471-2474-7-38

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