Using Accelerometry for Evaluating Energy Consumption and Running Intensity Distribution Throughout a Marathon According to Sex
Abstract
:1. Introduction
2. Materials and Methods
2.1. Sample Set and Data Collection
2.2. Data Analysis
2.3. Statistical Analysis
3. Results
4. Discussion
5. Conclusions
- Females tend to preserve muscle strength and have less neuromuscular fatigue than males at the end of the marathon [61].
Supplementary Materials
Data Availability
Author Contributions
Funding
Acknowledgments
Conflicts of Interest
References
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Reference Values Established for Each Intensity Level in Males by Hernando et al. (2018) | Values used for Energy Consumption Estimation | |||||
---|---|---|---|---|---|---|
Sex | Relative-Intensity Levels of Physical Activity # | VO2 (mL·kg−1·min−1) | METs * | %VO2max (mL·kg−1·min−1) | VO2 (mL·kg−1·min−1) | METs * |
Males | Sedentary X < 10% | VO2 < 5.57 | METs < 1.59 | 8.1 | 4.5 | 1.29 |
Light 10% ≤ X <25% | 5.57 ≤ VO2 <13.94 | 1.59 ≤ METs < 3.97 | 17.5 | 9.75 | 2.79 | |
Moderate 25% ≤ X < 45% | 13.94 ≤ VO2 < 25.08 | 3.97 ≤ METs < 7.15 | 35.0 | 19.51 | 5.57 | |
Vigorous 45% ≤ X < 65% | 25.08 ≤ VO2 < 36.23 | 7.15 ≤ METs < 10.33 | 55.0 | 30.66 | 8.76 | |
Very Vigorous 65% ≤ X < 85% | 36.23 ≤ VO2 < 47.38 | 10.33 ≤ METs < 13.54 | 75.0 | 41.81 | 11.94 | |
Extremely Vigorous X ≥ 85% | VO2 ≥ 47.38 | METs ≥ 13.54 | 92.5 | 51.56 | 14.73 | |
Females | Sedentary X < 10% | VO2 < 4.82 | METs < 1.38 | 8.1 | 3.91 | 1.12 |
Light 10% ≤ X <25% | 4.82 ≤ VO2 <12.07 | 1.38 ≤ METs < 3.45 | 17.5 | 8.44 | 2.41 | |
Moderate 25% ≤ X < 45% | 12.07 ≤ VO2 < 21.72 | 3.45 ≤ METs < 6.21 | 35.0 | 16.89 | 4.83 | |
Vigorous 45% ≤ X < 65% | 21.72 ≤ VO2 < 31.38 | 6.21 ≤ METs < 8.97 | 55.0 | 26.55 | 7.59 | |
Very Vigorous 65% ≤ X < 85% | 31.38 ≤ VO2 < 41.03 | 8.97 ≤ METs < 11.72 | 75.0 | 36.20 | 10.34 | |
Extremely Vigorous X ≥ 85% | VO2 ≥ 41.03 | METs ≥ 11.72 | 92.5 | 44.65 | 12.76 |
Variables | Males (N = 74) | Females (N = 14) | p-Value | |
---|---|---|---|---|
Physiological characteristics * | age | 38.58 ± 3.70 | 39.21 ± 3.14 | 0.61 |
BMI | 23.15 ± 1.46 | 21.65 ± 1.93 | 0.001 | |
% body fat | 13.76 ± 3.68 | 19.94 ± 4.26 | 2.03 × 10−5 | |
VO2max (mL·kg−1·min−1) | 55.55 ± 5.25 | 48.39 ± 3.60 | 6.59 × 10−6 | |
maximum METs | 15.87 ± 1.50 | 13.83 ± 1.03 | 6.77 × 10−6 | |
Training indicators * | years of running | 6.42 ± 2.89 | 6.43 ± 2.17 | 0.99 |
sessions per week | 4.97 ± 0.83 | 4.50 ± 0.76 | 0.04 | |
kilometers per week | 64.32 ± 13.16 | 58.93 ± 11.96 | 0.14 | |
hours per week | 7.54 ± 2.57 | 6.46 ± 1.82 | 0.16 | |
History as marathoner * | marathons finished | 3.62 ± 3.11 | 2.00 ± 2.15 | 0.03 |
marathon per year | 1.12 ± 0.64 | 1.00 ± 0.55 | 0.58 | |
Work intensity # | high intensity | 9.46% | 0.00% | 0.44 |
medium intensity | 31.08% | 28.57% | ||
low intensity | 59.46% | 71.43% | ||
Levels of study # | school graduate | 4.11% | 7.14% | 0.72 |
high school graduate | 19.18% | 7.14% | ||
professional certificate | 6.85% | 7.14% | ||
undergraduate degree | 69.86% | 78.57% |
Variable | Males (N = 74) | Females (N = 14) | p-Value | Cohen’s d | Gap |
---|---|---|---|---|---|
Speed (m·min−1) | 201.29 ± 17.84 | 180.96 ± 14.07 | 1.74 × 10−4 | 0.87 | −11.24% |
Energy consumed (kcal) | 3274.07 ± 599.82 | 2423.01 ± 239.76 | 9.32 × 10−7 | 1.23 | −35.12% |
Relative energy consumed per minute (kcal·kg−1·min−1) | 0.21 ± 0.03 | 0.19 ± 0.02 | 9.91 × 10−4 | 0.75 | −14.42% |
Relative energy consumed per kilometer (kcal·kg−1·km−1) | 1.07 ± 0.16 | 1.04 ± 0.11 | 0.34 | 0.21 | −2.91% |
Cost running net (Crnet) | 4.22 ± 0.69 | 4.11 ± 0.49 | 0.38 | 0.19 | −2.82% |
Percentage of VO2max (%) | 80.76 ± 11.51 | 81.57 ± 7.59 | 0.68 | 0.09 | 1.00% |
Basal Metabolic Rate (BMR) | 12.87 ± 1.84 | 11.24 ± 1.06 | 8.29 × 10−4 | 0.76 | −14.47% |
Marathon time (minutes) | 211.28 ± 19.16 | 234.50 ± 18.46 | 1.74 × 10−4 | 0.87 | 9.90% |
Squat jump at the start line (cm) | 27.24 ± 4.29 | 23.84 ± 3.82 | 0.007 | 0.60 | −14.26% |
Squat jump at the finish line (cm) | 21.89 ± 6.19 | 20.53 ± 6.72 | 0.30 | 0.22 | −6.62% |
Average change in speed (%) | 5.39 ± 2.62 | 6.29 ± 2.58 | 0.15 | 0.31 | 14% |
% of time at sedentary level | 0.01 ± 0.12 | 0.00 ± 0.00 | 0.66 | 0.02 | NA |
% of time at light level | 0.09 ± 0.5 | 0.07 ± 0.27 | 0.81 | 0.02 | −29% |
% of time at moderate level | 3.61 ± 7.40 | 1.07 ± 1.59 | 0.11 | 0.33 | −237% |
% of time at vigorous level | 11.58 ± 19.58 | 4.79 ± 8,11 | 0.10 | 0.35 | −142% |
% of time at very vigorous level | 30.82 ± 29.33 | 50.50 ± 30.29 | 0.02 | 0.52 | 39% |
% of time at extremely vigorous level | 53.88 ± 39.29 | 43.64 ± 34.86 | 0.27 | 0.24 | −23% |
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Hernando, C.; Hernando, C.; Martinez-Navarro, I.; Collado-Boira, E.; Panizo, N.; Hernando, B. Using Accelerometry for Evaluating Energy Consumption and Running Intensity Distribution Throughout a Marathon According to Sex. Int. J. Environ. Res. Public Health 2020, 17, 6196. https://doi.org/10.3390/ijerph17176196
Hernando C, Hernando C, Martinez-Navarro I, Collado-Boira E, Panizo N, Hernando B. Using Accelerometry for Evaluating Energy Consumption and Running Intensity Distribution Throughout a Marathon According to Sex. International Journal of Environmental Research and Public Health. 2020; 17(17):6196. https://doi.org/10.3390/ijerph17176196
Chicago/Turabian StyleHernando, Carlos, Carla Hernando, Ignacio Martinez-Navarro, Eladio Collado-Boira, Nayara Panizo, and Barbara Hernando. 2020. "Using Accelerometry for Evaluating Energy Consumption and Running Intensity Distribution Throughout a Marathon According to Sex" International Journal of Environmental Research and Public Health 17, no. 17: 6196. https://doi.org/10.3390/ijerph17176196