Table 5.
Results of two different Nordic Walking trainings and supplementations on postural control variables.
| CoP | High-Intensive Interval Training | Moderate-Intensity Continuous Training | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Velocity (cm/s) | Area (cm2) | Velocity (cm/s) | Area (cm2) | ||||||||||||||
| Before | After | Before | After | Before | After | Before | After | ||||||||||
| Group | Mean ± SD | 95% CI | Mean ± SD | 95% CI | Mean ± SD | 95% CI | Mean ± SD | 95% CI | Group | Mean ± SD | 95% CI | Mean ± SD | 95% CI | Mean ± SD | 95% CI | Mean ± SD | 95% CI |
| Eyes Opened | |||||||||||||||||
| LD (n = 8) |
1.30 ± 0.12 | 1.20–1.40 | 1.46 ± 0.19 # | 1.30–1.62 | 0.83 ± 0.22 | 0.64–1.01 | 1.28 ± 0.66 | 0.72–1.83 | LD (n = 11) |
1.27 ± 0.13 | 1.18–1.36 | 1.30 ± 0.25 | 1.14–1.47 | 1.42 ± 1.24 | 0.58–2.25 | 1.41 ± 0.95 | 0.77–2.05 |
| HD (n = 7) |
1.29 ± 0.12 | 1.18–1.40 | 1.20 ± 0.13 | 1.09–1.32 | 1.17 ± 1.02 | 0.23–2.11 | 0.79 ± 0.28 | 0.53–1.05 | HD (n = 13) |
1.41 ± 0.27 | 1.24–1.57 | 1.35 ± 0.29 | 1.18–1.52 | 1.01 ± 0.72 | 0.58–1.44 | 1.19 ± 0.58 | 0.85–1.55 |
| Eyes Closed | |||||||||||||||||
| LD (n = 7) |
1.64 ± 0.34 | 1.33–1.94 | 1.79 ± 0.31 | 1.50–2.07 | 1.72 ± 0.33 | 0.50–2.95 | 1.54 ± 0.61 | 0.62–2.83 | LD (n = 11) |
1.81 ± 0.50 | 1.48–2.15 | 1.70 ± 0.27 | 1.52–1.89 | 2.23 ± 1.34 | 1.33–3.13 | 2.69 ± 1.86 | 1.32–3.47 |
| HD (n = 7) |
1.95 ± 0.46 | 1.53–2.38 | 1.54 ± 0.44 | 1.14–1.95 | 1.72 ± 1.34 | 0.47–2.97 | 1.73 ± 1.19 | 0.99–2.11 | HD (n = 11) |
1.76 ± 0.25 | 1.59–1.93 | 2.20 ± 1.00 | 1.52–2.88 | 1.46 ± 0.86 | 0.89–2.04 | 2.39 ± 1.59 | 1.44–3.94 |
| Single Leg Stance | |||||||||||||||||
| LD (n = 7) |
4.06 ± 1.05 | 2.77–5.36 | 4.04 ± 0.78 | 3.08–5.01 | 4.65 ± 0.94 # | 3.48–5.82 | 4.40 ± 1.36 # | 2.71–6.09 | LD (n = 11) |
4.22 ± 1.11 | 3.48–4.98 | 4.28 ± 1.15 | 3.50–5.05 | 6.84 ± 3.54 | 4.46–9.22 | 6.35 ± 3.39 | 4.07–8.62 |
| HD (n = 7) |
4.74 ± 1.49 | 3.36–6.13 | 4.68 ± 1.22 | 3.55–5.81 | 7.64 ± 2.82 | 5.04–10.26 | 8.01 ± 4.48 | 3.87–12.15 | HD (n = 9) |
4.84 ± 1.05 | 4.04–5.65 | 4.39 ± 1.05 | 3.59–5.20 | 5.71 ± 1.94 | 4.22–7.21 | 6.21 ± 2.61 | 4.21–8.21 |
| Tandem Stance | |||||||||||||||||
| LD (n = 7) |
2.94 ± 0.65 | 1.91–3.96 | 3.33 ± 1.17 | 1.47–5.18 | 3.23 ± 0.79 | 1.97–4.49 | 3.68 ± 0.71 | 2.54–4.82 | LD (n = 12) |
3.48 ± 0.95 | 2.86–4.08 | 3.07 ± 0.82 * | 2.54–3.59 | 5.56 ± 2.80 | 3.78–7.34 | 4.04 ± 2.81 | 2.25–5.83 |
| HD (n = 7) |
3.31 ± 1.17 | 2.08–4.53 | 3.16 ± 0.68 | 2.45–3.88 | 4.09 ± 1.91 | 2.08–6.10 | 3.58 ± 1.41 | 2.10–5.06 | HD (n = 13) |
3.26 ± 0.97 | 2.67–3.85 | 2.97 ± 1.05 * | 2.33–3.61 | 4.21 ± 3.81 | 1.91–6.51 | 3.93 ± 2.70 | 2.29–5.56 |
CoP: Centre of pressure indicator; LD: Vitamin D dose of 800 IU/day, HD: Vitamin D dose of 4000 IU/day, * significant difference before and after particular training at p < 0.025, # significant difference between supplementation doses at p < 0.025.