Table 1 Demographic data of the study population (t test)
From: Split limb phenomenon in amyotrophic lateral sclerosis: electrophysiologic study
Characteristics | Patients n = 24 | Controls n = 24 | p-value |
|---|---|---|---|
Age (years) | Â | Â | Â |
 Mean ± SD  Range | 56.25 ± 7.72 (45–75) | 55.17 ± 6.76 (40–73) | 0.738 |
Gender (male:female) | 16:8 | 14:10 | 0.551 |
Disease duration (months) Median, range | 19.92 ± 11.76 10.5 (3–48) | ||
Symptom onset | Â | ||
 UL:LL:bulbar | 11:9:4 | ||
El-Escorial criteria | Â | ||
 Definite:probable:possible | 11:13:0 | ||
Total MRC scale | Â | ||
 Planter flexors | 3.58 ± 1.3 | ||
 Planter extensors | 2.42 ± 1.42 | ||
 Elbow flexors | 3.23 ± 0.88 | ||
 Elbow extensors | 3.77 ± 1.06 | ||
 ALSFRS-R | 26.17 ± 6.59 (12–33) |