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. 2020 Mar 18;17(6):2002. doi: 10.3390/ijerph17062002

Table 2.

Descriptive statistics according to best performance in K coefficient.

Variable Total
(n = 60)
Quartile 1
(n = 15)
Quartile 2
(n = 15)
Quartile 3
(n = 15)
Quartile 4
(n = 15)
K Coefficient (N) 20.65 (±3.44) 16.3 (±1.66)2,3,4 19.52 (±0.72)1,3,4 21.72 (±0.81)1,2,4 25.06 (±1.42)1,2,3
Body Composition characteristics
FM (kg) 11.44 (±3.76) 9.02 (±2.47)2,3,4 12.07 (±2.86)1,4 11.03 (±2.29)1,4 13.63 (±5.29)1,2,3
FFM (kg) 46.83 (±10.64) 36.63 (±7.1)2,3,4 43.17 (±6.41)1,4 50.93 (±6.69)1,4 56.61 (±9.72)1,2,3
Legs FM (kg) 5.21 (±1.71) 4.27 (±1.21)2,3,4 5.65 (±1.29)1,4 5.03 (±1.35)1,4 5.87 (±2.39)1,2,3
Legs FFM (kg) 15.54 (±3.89) 11.89 (±2.68)2,3,4 14.3 (±2.87)1,4 16.94 (±2.62)1,4 19.01 (±3.26)1,2,3
Arms FM (kg) 1.48 (±0.38) 1.24 (±0.25)2,4 1.52 (±0.33)1,4 1.43 (±0.26)4 1.72 (±0.49)1,2,3
Arms FFM (kg) 4.53 (±1.48) 3.26 (±0.89)2,3,4 3.93 (±0.87)1,4 5.03 (±0.9)1,4 5.89 (±1.56)1,2,3
Trunk FM (kg) 4.78 (±1.91) 3.52 (±1.24)4 4.92 (±1.52)4 4.59 (±0.93)4 6.07 (±2.69)1,2,3
Trunk FFM (kg) 26.8 (±5.41) 21.45 (±3.68)2,3,4 24.99 (±2.83)1,4 28.99 (±3.36)1,4 31.75 (±5.02)1,2,3
Morphological characteristics
Height (cm) 167.15 (±11.13) 156.67 (±10.42)2,3,4 166.2 (±8.2)1 172.27 (±7.74)1 173.47 (±9.83)1
Body mass (kg) 58.27 (±11.69) 45.64 (±8.25)2,3,4 55.23 (±7.13)1,4 61.95 (±7.19)1,4 70.23 (±7.51)1,2,3
Bmi (kg/m2) 20.66 (±2.53) 18.44 (±1.65)2,3,4 19.99 (±2.1)1,4 20.82 (±1.33)1,4 23.38 (±2.07)1,2,3
Arm span (cm) 175.25 (±12.99) 163.3 (±10.83)2,3,4 172.8 (±10.12)1 179.9 (±8.29)1 185 (±11.78)1
Chest circum. (cm) 82.49 (±7.99) 74.23 (±5.01)2,3,4 79.63 (±5.21)1,4 85.5 (±5.6)1,4 90.6 (±4.81)1,2,3
Biacromial breadth (cm) 31.44 (±2.91) 29 (±2.09)2,3,4 30.8 (±1.85)1,4 32 (±2.05)1 33.97 (±3.13)1,2
Bideltoid Breadth (cm) 42.28 (±3.59) 38.8 (±2.26)2,3,4 41.27 (±2.24)1,4 43.17 (±2.32)1,4 45.87 (±3.16)1,2,3
Bi-iliac breadth (cm) 29.2 (±2.48) 26.87 (±1.71)2,3,4 28.8 (±1.92)1,4 29.77 (±2.14)1,4 31.37 (±1.85)1,2,3
Technical characteristics
Streaml. height (cm) 230.93 (±15.96) 215.6 (±13.53)2,3,4 229.47 (±12.56)1 237.37 (±10.19)1 241.3 (±14.67)1
Streaml. biacromial breadth (cm) 34.74 (±3.34) 31.7 (±1.98)2,3,4 33.37 (±2.52)1,4 35.93 (±2.54)1,4 37.97 (±2.36)1,2,3
Streaml. chest breadth (cm) 29.88 (±3.22) 27.13 (±1.98)2,3,4 29 (±3.16)1,4 30.67 (±2.48)1,4 32.73 (±2.33)1,2,3
Streaml. chest depth (cm) 20.66 (±2.21) 18.87 (±1.36)2,3,4 19.87 (±1.73)1,4 21.63 (±2.22)1 22.27 (±1.7)1,2
Streaml. chest circum. (cm) 88.71 (±7.87) 80.77 (±5.18)2,3,4 85.87 (±6.02)1,4 91.9 (±4.63)1,4 96.3 (±5.24)1,2,3

Note: 1 post-hoc significant difference with quartile 1 obtained by ANOVA (p ≤ 0.05) for K coefficient, 2 with quartile 2, 3 with quartile 3, 4 with quartile 4; circum.: circumference; streml.: streamline.