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Table 4 Trunk and lumbar region kinematic differences between groups

From: Comparison of kinematic variables obtained by inertial sensors among stroke survivors and healthy older adults in the Functional Reach Test: cross-sectional study

 

Axis X

Axis Y

Axis Z

Mean (SD)

Mean (SD)

Mean (SD)

SS

HOA

Dif

SS

HOA

Dif

SS

HOA

Dif

Trunk

 Speed mean

1.20 (±1.49)

1.94 (±0.23)

0.74*** (±0.50)

15.93 (±3.27)

21.65 (±12.74)

5.72*** (±4.01)

13.48 (±7.77)

24.60 (±19.59)

11.12** (±9.01)

 Speed maximum

2.19 (±0.83)

1.77 (±0.86)

0.42*** (±0.09)

43.73 (±22.79)

27.03 (±7.05)

−16.7** (±13.79)

51.69 (±30.40)

23.21 (±9.67)

−28.48*** (±12.89)

 Speed minimum

0.95 (±0.67)

0.58 (±0.66)

1.53*** (±0.88)

16.51 (±8.78)

9.88 (±4.31)

−6.63*** (±3.56)

21.01 (±13.66)

9.51 (±1.45)

−11.50** (±6.11)

 Acceleration mean

2.28 (±1.33)

38.67 (±70.68)

36.39*** (±26.73)

3.13 (±1.56)

7.93 (±0.72)

4.8*** (±3.05)

6.47 (±1.27)

6.71 (±2.99)

0.24*** (±0.06)

 Acceleration maximum

43.84 (±69.66)

2.98 (±2.34)

−40.86** (±34.21)

8.86 (±0.76)

6.17 (±3.47)

−2.69* (±2.02)

122.89 (±68.93)

95.40 (±8.54)

−27.49*** (±17.44)

 Acceleration minimum

5.09 (±1.43)

0.81 (±1.44)

−2.81** (±1.18)

2.90 (±3.07)

0.93 (±0.65)

−1.97*** (±1.71)

129.60 (±70.40)

88.88 (±9.58)

−40.72*** (±30.63)

Lumbar region

 Speed mean

1.35 (±1.30)

1.57 (±1.18)

0.22*** (±0.19)

13.72 (±4.99)

24.46 (±15.76)

10.74*** (±9.55)

11.72 (±4.39)

27.63 (±20.82)

15.91** (±6.64)

 Speed maximum

1.77 (±0.86)

1.74 (±0.75)

−0.03** (±0.01)

43.73 (±22.79)

24.25 (±7.98)

−19.48** (±11.65)

51.69 (±30.39)

20.10 (±5.59)

−31.59** (±17.43)

 Speed minimum

0.42 (±0.09)

0.03 (±1.56)

−0.39*** (±0.19)

19.27 (±7.18)

10.53 (±6.50)

−8.74*** (±7.37)

24.06 (±22.85)

8.38 (±1.27)

−15.68*** (±13.05)

 Acceleration mean

1.27 (±2.51)

40.68 (±1.89)

39.41*** (±3.11)

1.54 (±4.50)

8.15 (±0.32)

6.61*** (±6.02)

87.36 (±4.66)

127.99 (±71.96)

40.63*** (±4.91)

 Acceleration maximum

42.99 (±69.95)

2.41 (±0.90)

−40.58*** (±26.33)

8.90 (±0.91)

2.16 (±1.43)

−6.74** (±0.87)

139.57 (±75.25)

92.11 (±4.75)

−47.46*** (±5.02)

 Acceleration minimum

37.32 (±68.37)

0.00 (±0.86)

−37.32*** (±19.87)

1.62 (±4.54)

0.74 (±0.93)

−0.88*** (±0.29)

11.59 (±8.93)

4.75 (±1.01)

−6.84** (±4.52)

  1. SS stroke survivors, HOA healthy older adults, Dif differences between groups.
  2. Significance * ≤0.05, ** ≤0.005, *** ≤0.001.