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. 2021 May 14;10(5):435. doi: 10.3390/biology10050435

Table 3.

Stabilometric parameters, pedobarographic parameters and footprint parameters in the group of ballet dancers and students with division by sex.

BD_M BD_F BD_M vs. BD_F S_M S_F S_M
vs.
S_F
Mean ± SD Min–Max Mean ± SD Min–Max p Value Mean ± SD Min–Max Mean Min–Max p Value
TLF [%] 24.59 ± 1.53 23–27 23.77 ± 2.78 18–29 0.257 22.41 ± 4.1 10–30 22.14 ± 3.98 15–30 0.824
TRF [%] 27.32 ± 2.77 21–32 27.36 ± 2.75 20–33 0.957 27.27 ± 5.28 18–42 26.45 ± 3.91 20–35 0.991
TLB [%] 24 ± 1.69 21–27 24.55 ± 3.43 20–35 0.749 24.45 ± 6.01 10–40 25.18 ± 4.7 14–34 0.657
TRB [%] 24.05 ± 2.21 18–28 24.27 ± 2.43 17–29 0.638 25.82 ± 4.26 14–32 26.36 ± 3.29 20–32 0.637
TL [%] 48.68 ± 1.52 46–51 48.27 ± 1.96 45–53 0.372 48.40 ± 2.35 44–53 47.09 ± 2.16 42–50 0.292
TR [%] 51.32 ± 1.52 49–54 51.91 ± 1.63 49–55 0.223 51.60 ± 2.35 47–56 52.91 ± 2.16 50–58 0.349
PL [mm] 23 ± 8 12–39 28 ± 14 12–74 0.316 33 ± 14 14–68 32 ± 19 14–95 0.489
EA [mm2] 7 ± 3 2–13 18 ± 29 3–135 0.081 14 ± 8 4–35 12 ± 9 4–41 0.122
AVGQs [mm/s] 0.7 ± 0.23 0.4–1.2 0.82 ± 0.41 0.4–2.2 0.347 0.98 ± 0.42 0.4–2 0.94 ± 0.6 0.4–2.9 0.327
Xs [mm/s] 0.5 ± 0.19 0.2–0.9 0.55 ± 0.32 0.2–1.7 0.869 0.68 ± 0.29 0.3–1.6 0.64 ± 0.43 0.2–2.1 0.218
Ys [mm/s] 0.48 ± 0.17 0.3–0.9 0.59 ± 0.29 0.3–1.5 0.217 0.7 ± 0.32 0.2–1.4 0.65 ± 0.46 0.3–2.4 0.251
Xdev [mm/s] 0.63 ± 0.23 0.3–1 0.72 ± 0.36 0.3–1.5 0.606 1.1 ± 0.64 0.4–2.8 0.87 ± 0.5 0.2–2.3 0.199
Ydev [mm/s] 1.8 ± 4.31 0.1–21 1.35 ± 0.78 0.4–3.5 0.083 1.35 ± 0.62 0.5–2.8 1.02 ± 0.58 0–2.3 0.083
CL left [deg] 49.87 ± 7.18 30.43–61.4 50.12 ± 4.7 41.6–57.87 0.553 43.88 ± 6.64 30.03–58.53 42.68 ± 6.31 25.03–53 0.541
CL right [deg] 48.98 ± 8.15 26.5–66.43 48.85 ± 4.8 39.93–54.87 0.676 42.77 ± 6.34 28.5–53.8 42.66 ± 5.42 31.03–51.37 0.952
W left [cm] 10.27 ± 0.74 9.22–11.63 9.47 ± 0.57 8.49–10.51 ≤0.05 * 10.08 ± 0.79 8.84–11.81 9.44 ± 0.76 7.72–10.31 0.008 *
W right [cm] 10.46 ± 0.71 9.18–11.71 9.59 ± 0.63 8.3–10.81 ≤0.05 * 10.28 ± 0.75 8.89–11.71 9.75 ± 0.67 8.16–10.97 0.017 *
L left [cm] 26.40 ± 0.08 24.81–27.99 23.99 ± 1.00 22.21–26.30 ≤0.05 * 26.18 ± 1.38 24.1–29.93 24.23 ± 0.86 22.63–25.63 ≤0.05 *
L right [cm] 26.28 ± 1.00 24.82–27.86 23.98 ± 1.00 22.39–26.52 ≤0.05 * 26.19 ± 1.38 24.03–29.9 24.29 ± 0.84 22.63–25.73 ≤0.05 *
WI left 2.58 ± 0.17 2.31–2.93 2.54 ± 0.13 2.29–2.74 0.464 2.61 ± 0.15 2.16–2.79 2.59 ± 0.2 2.26–3.01 0.265
WI right 2.52 ± 0.14 2.31–2.78 2.51 ± 0.13 2.25–2.76 0.917 2.55 ± 0.15 2.18–2.75 2.5 ± 0.17 2.25–2.99 0.284

* p ≤ 0.05; TLF—thrust on the left forefoot, TRF—thrust on the right forefoot, TLB—thrust on the left backfoot, TRB—thrust on the right backfoot, TL—thrust on the left foot, TR—thrust on the right foot, PL—path length, EA—elispse area, AVGQs—mean value of speed CoP, Xs—average speed of the displacement of the CoP in transverse axis, Ys—average speed of the displacement of the CoP in sagittal axis, Xdev—standard deviations of Xs speed, Ydev—standard deviations of Ys speed, CL left/right—Clarke angle for left/right foot, W left/right—left/right foot width, L left/right—left/right foot length, WI left/right—Weissflog index for left/right foot, BD_M—male ballet dancers, BD_F—female ballet dancers, S_M—male students, S_F—female students.