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Table 4 Between-group comparison of test scores of the MHP group and SHP group

From: The multi-grip and standard myoelectric hand prosthesis compared: does the multi-grip hand live up to its promise?

Measure

MHP group (N = 14)

SHP group (N = 19)

Independent

T-test

Mann–Whitney test

p-value

Effect size (r)

Mean ± SD/median (IR)

Mean ± SD/median (IR)

T (df)

U

z

  

OPUS-UEFS

47.0 (23.0)

51.0 (15.0)

N/A

104.5

− 1.0

0.30

− 0.2

TAPES-upper

       

- Prosthesis satisfaction

- General adjustment

- Social adjustment

- Adjustment to limitation

- Optimal adjustment

35.9 ± 5.6

10.5 ± 2.8

15.6 ± 3.9

16.3 ± 4.2

9.0 (4.0)

38.7 ± 5.9

12.7 ± 1.9

16.7 ± 2.2

19.1 ± 4.0

9.0 (2.0)

− 1.5 (31)

− 2.7 (31)

− 0.9 (19.1)

− 2.0 (31)

N/A

N/A

N/A

N/A

N/A

129.5

N/A

N/A

N/A

N/A

− 0.1

0.19

0.01

0.38

0.06

0.91

0.2

0.4

0.2

0.3

0.0

EQ-5D-5L

       

- Health status (utility score)

- Perceived health (VAS score)

RAND-36

- Physical functioning

- Social functioning

- Role limitations (physical)

- Role limitations (emotional)

- Mental health

- Vitality

- Pain

- General health perception

- Health change

0.8 (0.2)

83.6 ± 12.8

82.5 (31.3)

93.8 (15.6)

100.0 (75.0)

100.0 (16.7)

80.3 ± 14.6

69.6 ± 13.2

67.4 (22.4)

67.9 ± 19.6

50.0 (31.3)

1.0 (0.1)

83.6 ± 15.6

95.0 (15.0)

100.0 (12.5)

100.0 (0.0)

100.0 (0.0)

84.2 ± 9.1

75.8 ± 12.8

100.0 (0.0)

75.5 ± 20.9

50.0 (0.0)

N/A

− 0.0 (31)

N/A

N/A

N/A

N/A

− 1.0 (31)

− 1.3 (31)

N/A

− 1.1 (31)

N/A

35.0

N/A

96.0

112.5

90.0

117.5

N/A

N/A

44.0

N/A

96.5

− 3.7

N/A

− 1.4

− 0.8

− 2.1

− 0.9

N/A

N/A

− 3.5

N/A

− 1.5

0.00*

0.99

0.17

0.44

0.04

0.48

0.35

0.19

0.00*

0.29

0.10

− 0.6

0.2

− 0.2

− 0.1

− 0.4

− 0.2

0.2

0.2

− 0.6

0.2

− 0.3

D-QUEST

       

- Device score

- Service score

- Total score

3.9 ± 0.5

3.9 ± 0.7

3.9 ± 0.5

4.0 ± 0.4

4.2 ± 0.7

4.1 ± 0.4

− 0.8 (31)

− 1.2 (27.0)

− 1.1 (31)

N/A

N/A

N/A

N/A

N/A

N/A

0.44

0.25

0.28

0.1

0.2

0.2

PUF-ULP

8.9 ± 2.1

10.6 ± 1.3

− 2.8 (31)

N/A

N/A

0.01*

− 0.5

VAS-scores

       

- Ease of control

- Dexterity

- Donning and doffing

- Using a touch screena

- Pushing/pullingb

- Driving a bike/carc

- Hold/shake handsd

- Natural movements

- Speed of movements

- Noise

- Grip force

- Size of hand opening

- Vulnerability of prosthesis

- Vulnerability of gloveb

- Maintenance

- Putting clothes on

- Required commitment

- Temperature resistance

- Physical effort to control

- The procedure with the healthcare insuranceb

2.0 (2.0)

2.4 ± 1.8

0.0 (4.0)

10.0 (1.0)

2.7 ± 1.7

2.0 (1.0)

1.9 ± 1.9

3.3 ± 1.9

2.9 ± 2.6

6.0 ± 2.1

4.0 (5.0)

2.0 (4.0)

6.1 ± 2.8

7.2 ± 2.9

4.0 ± 2.8

5.0 ± 2.5

4.9 ± 2.9

6.3 ± 2.3

2.0 (3.0)

4.6 ± 4.0

1.0 (2.0)

2.7 ± 2.2

1.0 (2.0)

9.0 (8.0)

2.8 ± 2.4

0.0 (2.0)

6.6 ± 3.3

4.1 ± 3.0

2.2 ± 2.0

3.1 ± 1.9

1.0 (2.0)

1.0 (4.0)

2.7 ± 1.9

6.2 ± 2.6

2.5 ± 1.4

2.1 ± 1.9

2.6 ± 2.7

4.7 ± 2.9

1.0 (2.0)

2.8 ± 3.4

N/A

− 0.4 (31)

N/A

N/A

− 0.1 (30)

N/A

− 4.1 (19)

− 0.8 (31)

0.9 (31)

4.1 (31)

N/A

N/A

4.2 (31)

1.0 (30)

1.8 (18.7)

3.7 (31)

2.3 (31)

1.7 (31)

N/A

1.4 (30)

117.5

N/A

120.5

56.0

N/A

60.0

N/A

N/A

N/A

N/A

60.5

128.0

N/A

N/A

N/A

N/A

N/A

N/A

62.5

N/A

− 0.6

N/A

− 0.5

− 0.7

N/A

− 2.0

N/A

N/A

N/A

N/A

− 2.7

− 0.2

N/A

N/A

N/A

N/A

N/A

N/A

− 2.7

N/A

0.58

0.72

0.64

0.47

0.90

0.05

0.00*

0.42

0.39

0.00*

0.01*

0.86

0.00*

0.35

0.09

0.00*

0.03

0.11

0.01*

0.16

− 0.1

0.01

− 0.1

− 0.2

0.0

− 0.4

0.7

0.1

0.2

0.6

− 0.5

0.0

0.6

0.2

0.4

0.6

0.4

0.3

− 0.5

1.0

  1. MHP multi-grip myoelectric hand prosthesis, SHP standard myoelectric hand prosthesis, OPUS-UEFS Orthotics and Prosthetics Users’ Survey—The Upper Extremity Functional Status Survey, TAPES-upper Trinity Amputation and Prosthesis Experience Scales Upper extremity, RAND-36 the Research and Development-36, D-QUEST Dutch version of the Quebec User Evaluation of Satisfaction with assistive technology, PUF-ULP patient-reported outcome measure to assess the preferred usage features of upper limb prostheses, VAS visual analogue scales, SD standard deviation, IR interquartile range
  2. aExcluded (n = 9), since activity is not performed with prosthesis
  3. bExcluded (N = 1), since activity is not performed with prosthesis
  4. cExcluded (N = 3), since activity is not performed with prosthesis
  5. dExcluded (N = 12), since activity is not performed with prosthesis
  6. *Statistically significant at p < 0.01 (in bold); N/A = not applicable