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Related Experiment Videos

Cardiopulmonary exercise testing in children: an individualized protocol for workload increase.

C Karila1, J de Blic, S Waernessyckle

  • 1Service de pneumologie et d'allergologie pédiatriques, Hôpital Necker-Enfants Malades, Paris, France.

Chest
|July 14, 2001
PubMed
Summary

Individualized exercise testing protocols are feasible and well-tolerated in children with chronic conditions. This approach, focusing on oxygen uptake, offers a viable alternative to standardized tests for assessing maximal exercise capacity in pediatric populations.

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Area of Science:

  • Pediatric Exercise Physiology
  • Cardiopulmonary Exercise Testing

Background:

  • Standardized exercise testing protocols may not be optimal for all children, particularly those with chronic cardiac or respiratory conditions.
  • Individualized approaches are commonly used in adults but less established in pediatric populations.

Purpose of the Study:

  • To assess the feasibility of individualized workload increments for exercise testing in children.
  • To determine if this individualized protocol meets standard criteria for maximal exercise.
  • To compare individualized protocols with standardized tests for pediatric exercise assessment.

Main Methods:

  • A prospective clinical study involving 92 children (aged 5-17) with various cardiac and respiratory diseases.
  • Individualized maximal incremental exercise testing, with workload increments based on predicted maximal oxygen uptake (O2max).

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  • Tests were designed to last 10-12 minutes.

    • Main Results:

    • The individualized protocol was well-tolerated and maximal in most children (all but seven).
    • 65.7% reached predicted O2max, and 68.4% showed an O2 plateau.
    • Predicted maximum heart rate (HRmax) was achieved in nearly all participants.

    Conclusions:

    • Individualized, oxygen uptake-based protocols are well-tolerated and effective for pediatric exercise testing.
    • Clinical exhaustion and HRmax are reliable indicators of test maximality, even if an O2 plateau isn't reached.
    • These findings support the use of individualized protocols as an alternative to standardized tests in children.