Table 3.
Percentiles and descriptive statistics for the monopodal balance test with closed eyes by age group.
| Variable | G1 (n = 87) | G2 (n = 72) | G3 (n = 85) | G4 (n = 92) | G5 (n = 87) | G6 (n = 73) |
|---|---|---|---|---|---|---|
| Mean value of anterior-posterior axis | ||||||
| Mean ± standard deviation | 2.2 ± 2.5 | 2.6 ± 1.8 | 2.8 ± 1.4 | 2.9 ± 3.3 | 3.2 ± 2 | 4.4 ± 4 |
| Kurtosis | 10 | 5.1 | 3 | 2.9 | 4.5 | 2.5 |
| Percentile 25 | 0.6 | 0.9 | 1.9 | 2.4 | 2.9 | 3.2 |
| Percentile 50 (median) | 1.5 | 1.8 | 2.6 | 3 | 3.3 | 3.8 |
| Percentile 75 | 2.8 | 3.5 | 4.5 | 4.4 | 4.9 | 5.2 |
| Interquartile range | 2.2 | 2.6 | 2.6 | 2 | 2 | 2 |
| Maximum value of the Root Mean Square of accelerations | ||||||
| Mean ± standard deviation | 30.7 ± 18.9 | 36.7 ± 14.3 | 38.2 ± 23.2 | 38.7 ± 21.3 | 41.7 ± 17.8 | 52.6 ± 30 |
| Kurtosis | 1.8 | 2.9 | 2.7 | 5.2 | 2.4 | 2.1 |
| Percentile 25 | 14 | 24.8 | 25.7 | 26.7 | 27.7 | 29.5 |
| Percentile 50 (median) | 30.1 | 32.5 | 33.9 | 37.6 | 41 | 45.3 |
| Percentile 75 | 43.8 | 44.6 | 46.1 | 52.5 | 59 | 72.7 |
| Interquartile range | 29.8 | 19.8 | 20.4 | 25.8 | 31.3 | 43.2 |
| Mean value of the Root Mean Square of accelerations | ||||||
| Mean ± standard deviation | 4.5 ± 3.8 | 6.3 ± 4 | 6.4 ± 6.3 | 7.2 ± 4.6 | 7.4 ± 3.7 | 10.6 ± 12.1 |
| Kurtosis | 6.1 | 3.6 | 3 | 3 | 10.2 | 2 |
| Percentile 25 | 1.5 | 2.6 | 3.1 | 3.4 | 3.6 | 4.1 |
| Percentile 50 (median) | 4.1 | 4.7 | 5.3 | 6.5 | 6.7 | 7.8 |
| Percentile 75 | 5.3 | 8.7 | 9.4 | 10 | 10.4 | 13.6 |
| Interquartile range | 3.8 | 6.1 | 6.3 | 6.6 | 6.8 | 9.5 |