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Reliability and Validity of a Pool-Based Maximal Oxygen Uptake Test to Examine High-Intensity Short-Duration
Elizabeth F Nagle1, Takashi Nagai2, Anne Z Beethe2
1Departments of Health and Physical Activity, and.
Journal of Strength and Conditioning Research
|April 30, 2019
Summary
This study found a self-regulated swimming pool test is reliable and valid for measuring maximal oxygen uptake (V[Combining Dot Above]O2maxsw). This swimming performance test can accurately assess aerobic capacity in athletes.
Area of Science:
- Exercise Physiology
- Sports Science
- Cardiorespiratory Fitness
Background:
- Accurate assessment of maximal oxygen uptake during swimming (V[Combining Dot Above]O2maxsw) is crucial for optimizing training.
- Existing protocols may lack specificity or reliability for freestyle swimming.
- A reliable and valid pool-based test is needed for precise V[Combining Dot Above]O2maxsw measurement.
Purpose of the Study:
- To determine the test-retest reliability of an intensity self-regulated swimming pool test for V[Combining Dot Above]O2maxsw.
- To assess the validity of this swimming V[Combining Dot Above]O2maxsw test against established performance metrics.
Main Methods:
- Twenty-nine participants (15 men, 14 women) underwent two V[Combining Dot Above]O2maxsw trials (A and B) using a self-regulated graded intensity protocol.
- Participants also completed two performance swim (PS) tests (45.7m and 182m).
- Indirect calorimetry was used to measure cardiorespiratory responses during the swimming tests.
Main Results:
- Strong test-retest reliability was observed for V[Combining Dot Above]O2maxsw (r = 0.899), O2 pulse (r = 0.833), and maximal expired ventilatory volume (r = 0.785).
- Moderately strong correlations were found between V[Combining Dot Above]O2maxsw and 45.7m (r = -0.543) and 182m (r = -0.486) swim times, indicating good validity.
- The protocol demonstrated significant correlations (p < 0.05) for all measured variables.
Conclusions:
- The self-regulated graded intensity swimming pool protocol is a reliable and valid method for assessing V[Combining Dot Above]O2maxsw.
- This test offers a practical approach for evaluating aerobic capacity in swimmers.
- Future research should explore its utility in military, clinical, and injured athlete populations.
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