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Table 2 Kinematic data of sample ( N= 5)

From: Reliability and criterion-related validity with a smartphone used in timed-up-and-go test

PA (m/s 2) ± SD

Standing

Gait Go

Turn

Gait Come

Siting

AP max IC3 (m/s2± SD)

7.54 ± 2.41

4.45 ± 2.16

3.97 ± 2.68

3.66 ± 1.42

5.64 ± 1.79

AP max iPh (m/s2± SD)

7.14 ± 2.39

3.51 ± 1.93

2.60 ± 1.62

2.27 ± 1.12

5.16 ± 1.757

AP min IC3 (m/s2± SD)

−5.17 ± 1.89

−7.23 ± 1.54

−6.52 ± 2.61

−7.56 ± 1.62

−5.47 ± 2.68

AP min iPh (m/s2± SD)

−5.12 ± 1.82

−7.01 ± 1.47

5.91 ± 2.11

−7.22 ± 1.16

−5.62 ± 2.62

ML max IC3 (m/s2± SD)

3.94 ± 1.33

6.54 ± 6.55

3.91 ± 2.07

6.18 ± 2.38

3.59 ± 1.43

ML max iPh (m/s2± SD)

3.87 ± 1.23

5.94 ± 2.27

3.69 ± 1.81

5.36 ± 1.96

3.53 ± 1.16

ML min IC3 (m/s2± SD)

−4.81 ± 1.68

−8.33 ± 2.36

−7.64 ± −7.65

−7.73 ± 2.62

−4.61 ± 1.92

ML min iPh (m/s2± SD)

−4.07 ± 1.23

−7.06 ± 2.17

−7.03 ± 3.27

−6.42 ± 2.93

−4.02 ± 1.81

V max IC3 (m/s2± SD)

−2.55 ± 1.94

0.60 ± 1.79

−2.23 ± 2.68

0.82 ± 1.96

−3.77 ± 2.37

V max iPh (m/s2± SD)

−2.93 ± 2.06

−0.005 ± 1.57

2.48 ± 2.51

0.17 ± 1.39

−4.06 ± 2.12

V min IC3 (m/s2± SD)

−16.43 ± 2.39

−21.62 ± 2.45

−22.79 ± 7.94

−21.88 ± 4.23

−21.07 ± 5.21

V min iPh (m/s2± SD)

−15.51 ± 1.61

−20.13 ± 1.86

−19.19 ± 2.69

−19.51 ± 2.38

−19.21 ± 3.24

AM max IC3 (m/s2± SD)

9.24 ± 2.10

8.41 ± 2.52

6.96 ± 2.29

7.55 ± 2.54

8.21 ± 1.41

AM max iPh (m/s2± SD)

8.99 ± 2.15

7.33 ± 2.22

5.99 ± 1.47

6.07 ± 1.98

7.91 ± 1.23

AM min IC3 (m/s2± SD)

18.02 ± 2.71

24.37 ± 2.98

25.01 ± 8.59

24.48 ± 4.84

22.37 ± 5.70

AM min iPh (m/s2± SD)

16.93 ± 1.93

22.56 ± 2.28

21.44 ± 3.83

21.91 ± 3.04

20.56 ± 3.82

Time (s ± SD)

1.39 ± 0.26

3.92 ± 0.45

1.99 ± 0.48

4.14 ± 0.41

1.96 ± 0.31

  1. PA. Peak acceleration; AP. Anteroposterior; ML. Mediolateral; V. Vertical; AM. Acceleration magnitude; m. Metres; s. Seconds; SD. Standard Desviation; IC3. Inertial Cube 3; iPh. iPhone.