Table 1 Demographic and clinical characteristics of ALS patients

Male

48 (59.3%)

30 (61.2%)

18 (56.3%)

0.656

Education time (years)

9 [9–12]

12 [9–12]

7.5 [6–9]

< 0.001

Age at onset (years)

54.3 ± 11.1

51.0 ± 10.9

59.3 ± 9.6

< 0.001

Age at testing (years)

54.9 ± 11.2

51.6 ± 10.9

60.1 ± 9.6

< 0.001

Disease duration (months)

12 [7–18]

11 [6–16]

14 [9–21]

0.025

BMI (kg/m²)

22.10 ± 2.94

22.36 ± 3.22

21.70 ± 2.44

0.368

Site of onset

0.430

Bulbar

15

7

8

limb

64

41

23

mixed

2

1

1

ALSFRS-R score

42 [36.5–45]

42 [36–46]

39 [37–43.5]

0.309