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Table 4 Demographics and disease characteristics of patients continuously treated with miglustat in the NPC Registry by age at neurological onset category (N = 241)

From: Treatment outcomes following continuous miglustat therapy in patients with Niemann-Pick disease Type C: a final report of the NPC Registry

 

Patients continuously treated with miglustat

Patients with age at neurological onset dataa

Early-infantile (< 2 years)

Late-infantile (2 to < 6 years)

Juvenile (6 to < 15 years)

Adolescent/adult onset (≥ 15 years)

Age at onset of neurological manifestations

n (%a)

224 (100.0)

21 (9.4)

66 (29.5)

81 (36.2)

56 (25.0)

 Mean (SD), years

11.2 (10.2)

0.9 (0.6)

4.0 (1.3)

9.9 (2.7)

25.5 (9.7)

 Median (range), years

8.1 (0.0–54.8)

1.0 (0.0–2.0)

3.9 (2.0–6.0)

9.6 (6.1–15.0)

22.1 (15.3–54.8)

Age at diagnosis

n (%a)

171 (100.0)

17 (10.4)

53 (32.5)

56 (34.4)

37 (22.7)

 Mean (SD), years

15.0 (11.9)

4.6 (5.5)

8.1 (6.9)

14.8 (6.4)

30.5 (11.5)

 Median (range), years

12.7 (0.1–68.8)

2.5 (0.1–21.4)

7.3 (0.1–28.2)

13.7 (2.9–40.2)

28.1 (14.4–68.8)

Composite disability score at enrollment

n (%a)

221 (100.0)

19 (8.6)

60 (27.1)

76 (34.4)

53 (24.0)

 Mean (SD)

0.38 (0.26)

0.59 (0.35)

0.34 (0.28)

0.43 (0.25)

0.32 (0.16)

 Median (range)

0.29 (0.00–1.00)

0.63 (0.00–1.00)

0.29 (0.00–1.00)

0.43 (0.00–1.00)

0.29 (0.00–0.81)

 95% CI of mean

0.35–0.42

0.42–0.76

0.27–0.42

0.38–0.49

0.28–0.37

Composite disability score at last follow-up

n (%a)

235 (100.0)

19 (8.1)

63 (26.8)

80 (34.0)

56 (23.8)

 Mean (SD)

0.48 (0.29)

0.70 (0.34)

0.51 (0.32)

0.49 (0.26)

0.39 (0.23)

 Median (range)

0.44 (0.00–1.00)

0.94 (0.00–1.00)

0.50 (0.00–1.00)

0.49 (0.00–1.00)

0.31 (0.00–0.94)

 95% CI of mean

0.44–0.51

0.54–0.87

0.43–0.59

0.43–0.55

0.33–0.45

  1. CI Confidence interval, N Number of enrolled patients with evaluable data, SD Standard deviation
  2. aPercentages based on patients with available data; for some patients this information is unknown or missing