An Observation of the Vitamin D Status in Highly Trained Adolescent Swimmers during the UK Autumn and Winter Months
Abstract
:1. Introduction
2. Materials and Methods
2.1. Participants
2.2. Experimental Procedures
2.3. Statistical Analysis
3. Results
Sub-Group Analysis
4. Discussion
5. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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Swimmers | Age (years) | Height (m) | Body Mass (kg) | WA Points * |
Male (n = 8) | 18 ± 2 | 1.80 ± 0.04 | 72.6 ± 8.3 | 705 ± 83 |
Female (n = 12) | 16 ± 2 | 1.70 ± 0.09 | 62.1 ± 6.9 | 690 ± 55 |
Combined (n = 20) | 17 ± 2 | 1.74 ± 0.09 | 66.3 ± 9.0 | 696 ± 66 |
NONE | VITD | ||||
---|---|---|---|---|---|
Swimmer | Vitamin D3 Dose (IU·Day−1) | Δ from October (nmol·L−1) | Swimmer | Vitamin D3 Dose (IU·Day−1) | Δ from October (nmol·L−1) |
1 | 0 | −26.3 | 11 | 400 | −5.4 |
2 | 0 | −53.2 | 12 | 2500 | +25.0 |
3 | 0 | −53.0 | 13 | 4000 | +41.9 |
4 | 0 | −54.6 | 14 | 2000 | +9.5 |
5 | 0 | −23.8 | 15 | 2500 | −3.7 |
6 | 0 | −5.5 | 16 | 1000 | −62.9 |
7 | 0 | −19.9 | 17 | 2500 | +3.1 |
8 | 0 | +1.0 | 18 | 2500 | +52.0 |
9 | 0 | −14.3 | 19 | 2500 | −6.3 |
10 | 0 | −19.9 | 20 | 400 | −1.4 |
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Newbury, J.W.; Brown, M.A.; Cole, M.; Kelly, A.L.; Gough, L.A. An Observation of the Vitamin D Status in Highly Trained Adolescent Swimmers during the UK Autumn and Winter Months. Physiologia 2023, 3, 442-450. https://doi.org/10.3390/physiologia3030031
Newbury JW, Brown MA, Cole M, Kelly AL, Gough LA. An Observation of the Vitamin D Status in Highly Trained Adolescent Swimmers during the UK Autumn and Winter Months. Physiologia. 2023; 3(3):442-450. https://doi.org/10.3390/physiologia3030031
Chicago/Turabian StyleNewbury, Josh W., Meghan A. Brown, Matthew Cole, Adam L. Kelly, and Lewis A. Gough. 2023. "An Observation of the Vitamin D Status in Highly Trained Adolescent Swimmers during the UK Autumn and Winter Months" Physiologia 3, no. 3: 442-450. https://doi.org/10.3390/physiologia3030031