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Related Experiment Videos

[Standardization by arm span of lung function tests in the elderly].

M Yoneyama, Y Asado, T Mizuuchi

    Nihon Ronen Igakkai Zasshi. Japanese Journal of Geriatrics
    |May 1, 1989
    PubMed
    Summary

    Elderly kyphoscoliosis affects height measurements for lung function tests. Arm span offers a convenient, accurate alternative to body height for predicting vital capacity in patients.

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    Area of Science:

    • Geriatric Medicine
    • Pulmonology
    • Biometrics

    Context:

    • Kyphoscoliosis in the elderly can lead to reduced stature.
    • This height reduction may compromise the accuracy of lung function test predictions.
    • Accurate anthropometric data is crucial for reliable pulmonary assessments.

    Purpose:

    • To investigate the impact of kyphoscoliosis on body height measurements.
    • To evaluate the correlation between body height, arm span, and predicted lung function values.
    • To determine if arm span can serve as a reliable alternative to body height in lung function testing for the elderly.

    Summary:

    • A study of 91 elderly patients assessed the relationship between body height, arm span, and predicted lung function values, considering kyphotic angle.

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  • Results indicated that using arm span instead of body height for vital capacity prediction in kyphoscoliosis patients resulted in minor under- or overestimations (1.2-3.9%).
  • No significant correlation was found between kyphosis severity, body height, arm span, and age, but arm span correlated well with body height.

    • Impact:

    • Arm span can be utilized as a practical and accurate substitute for body height in calculating predicted lung function values, especially for bed-ridden elderly patients.
    • This finding enhances the convenience and reliability of pulmonary function assessments in geriatric populations with spinal deformities.
    • Improved accuracy in lung function testing can lead to better diagnosis and management of respiratory conditions in the elderly.