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Table 4 mPRO and QoL scale results across the 6-month period with overall cohort averages and statistical significance

From: A feasibility study of mHealth and wearable technology in late onset GM2 gangliosidosis (Tay-Sachs and Sandhoff Disease)

Mean (Median)

[min-max]

M0

M1

M2

M3

M4

M5

M6

Overall Cohort

Wilcoxon p-value

Hollander p-value

Reference range

Tremor impact

0.0 (0.0)

[0.00–0.00]

0.4 (0.0)

[0.00–1.00]

0.8 (0.5)

[0.00–2.00]

1.0 (1.0) [0.00–2.00]

0.7 (0.5)

[0.00–2.00]

0.9 (1.0)

[0.00–2.00]

1.3 (1.0)

[0.00–2.00]

0.7 (0.5)

[0.00–2.00]

0.05

0.9375

0–3

Higher score: more tremor

Disease Impact

4.5 (5.0)

[2.00–7.00]

4.9 (4.5)

[0.00–10.00]

4.1 (4.0)

[1.00–6.00]

5.8 (6.5) [1.00–10.00]

5.6 (5.0)

[2.00–9.00]

6.1 (5.0)

[3.00–10.00]

5.7 (5.5)

[3.00–9.00]

5.2 (5.0)

[0.00–10.00]

0.20

0

0–19

Higher score = higher impact

Impact on the family

6 (6.0)

[2.00–9.00]

6.1 (6.0)

[4.00–9.00]

5.6 (6.0)

[2.00–8.00]

6.3 (6.0) [5.00–8.00]

6.3 (6.0)

[5.00–8.00]

6.1 (6.0)

[5.00–8.00]

6.3 (6.5)

[5.00–8.00]

6.1 (6.0)

[2.00–9.00]

0.79

0

0–12

Higher score = higher impact

Wider impact

1.3 (0.0)

[0.00–7.00]

1.3 (0.0)

[0.00–7.00]

2.6 (1.0)

[0.00–7.00]

1.2 (0.0) [0.00–6.00]

1.6 (0.0)

[0.00–7.00]

0.9 (0.0)

[0.00–5.00]

1.8 (1.0)

[0.00–7.00]

1.5 (0.0)

[0.00–7.00]

1.0

0

0–14

Higher score = higher impact

Impact Composite Scale

0.27 (0.28)

[0.11–0.40]

0.28 (0.31)

[0.10–0.40]

0.29 (0.27)

[0.08–0.44]

0.32 (0.34) [0.15–0.45]

0.27 (0.25)

[0.00–0.49]

0.30 (0.29)

[0.21–0.40]

0.31 (0.31)

[0.23–0.40]

0.27 (0.29)

[0.00–0.49]

0.42

0

0–1

Higher score = higher impact

Perceived Stress

17.9 (18.5)

[11.00–26.00]

NA

19.6 (21.0)

[7.00–25.00]

NA

16.3 (18.0)

[9.00–24.00]

NA

20.0 (20)

[12.00–29.00]

18.4 (19.3)

[7.00–29.00]

0.04

0.8742

0–40

Higher score = higher stress

Global Self Worth

17.0 (17.5)

[12.00–24.00]

NA

16.0 (15.5)

[13.00–22.00]

NA

17.8 (18.0)

[14.00–22.00]

NA

18.1 (18.0)

[14.00–24.00]

17.2 (17.8)

[12.00–24.00]

0.59

0.5

0–24

Higher score = higher self-worth

Rosenberg Self Esteem

15.0 (15.0)

[11.00–17.00]

NA

15.3 (15.5)

[11.00–19.00]

NA

14.4 (14.0)

[13.00–16.00]

NA

15.4 (15.0)

[13.00–19.00]

15.0 (15.0)

[11.00–19.00]

0.68

0

0–30

Higher score = higher self esteem

CHU 9D

0.87 (0.88)

[0.67–0.96]

NA

0.84 (0.83)

[0.66–1.00]

NA

0.83 (0.83)

[0.68–0.92]

NA

0.83 (0.84)

[0.72–0.95]

0.84 (0.83)

[0.66–1.00]

0.36

0.438

0.33–1

Higher score = better health

PedsQL Multi-dimensional Fatigue

49.5 (46.5)

[31.94–73.61]

46.5 (43.1)

[27.78–75.00]

46.7 (43.1)

[38.89–66.67]

49.7 (45.8) [34.72–73.61]

46.6 (45.1)

[29.17–75.00]

50.2 (50.0)

[31.94–83.33]

61.1 (58.3)

[50.00–75.00]

49.6 (45.8)

[27.78–83.33]

0.73

0

0–100

Higher score = less fatigue

  1. CHU 9D Child Health Utility 9D, M month