Variable Without Radiculopathy N(%) With Radiculopathy N(%) P
Gender
Male 2 (22.2) 7 (77.8) 0.429
Female 9 (40.9) 13 (59.1)
Age range (years)
60-69 3 (23.1) 10 (76.9) 0.468
70-79 5 (45.5) 6 (54.5)
80+ 3 (42.9) 4 (57.1)
Lumbar pain
Yes 11 (39.3) 17 (60.7) 0.535
No 0 (0.0) 3 (100.0)
Sciatic pain
Yes 8 (32.0) 17 (68.0) 0.638
No 3 (50.0) 3 (50.0)
Asymmetric reflex
Yes 11 (39.3) 17 (60.7) 0.535
No 3 (42.9) 4 (57.1)
Significant weakness
Yes 10 (34.5) 19 (65.5) 1.000
No 1 (50.0) 1 (50.0)
Alteration in sensitivity
No 9 (40.9) 13 (59.1) 0.544
L2-L4 1 (33.3) 2 (66.7)
L5-S1 1 (16.7) 5 (83.3)
Classification by MR imaging
Vertebra 6 (66.7) 3 (33.3) 0.046
Intervertebral space 5 (26.3) 14 (73.7)
Combined 0 (0.0) 3 (100.0)
Vertebral arch involvement
1 level 4 (80.0) 1 (20.0) 0.242
2+ levels 2 (33.3) 4 (66.7)
Intervertebral space involvement
Central 0 (0.0) 2 (100.0) 0.342
Lateral 1 (12.5) 7 (87.5)
Centrolateral 4 (36.4) 7 (63.6)
Spinal stability
S table 3 (18.8) 13 (81.2) 0.553
Unstable 2 (40.0) 3 (60.0)
Region of stenosis
Entrance zone 2 (40.0) 3 (60,0) 0.456
Mid-zone 7 (43.8) 9 (56.2)
Exit zone 2 (20.0) 8 (80.0)
Table 2: Clinical, EMG and imaging findings in LSS patients.