Clinical significance of redundant nerve roots in patients with lumbar spinal stenosis undergoing oblique lumbar interbody fusion combined with percutaneous internal fixation

Table 8 Comparison of demographic data between Group 1 and Group 2 Patients

	Group 1	Group 2	t/X²	P
Number	14	21
Age (years)	65.50 ± 9.22	65.81 ± 11.29	0.085	0.933
Sex ratio (M: F)	6:8	8:13	0.079	0.778
Symptom duration (months)	44.21 ± 44.80	47.33 ± 78.95	0.134	0.894
Height (cm)	164.28 ± 5.94	165.19 ± 5.07	0.483	0.633
Weight (kg)	65.21 ± 7.85	66.02 ± 8.19	0.291	0.773
BMI (kg/m²)	24.10 ± 2.13	24.19 ± 2.81	0.099	0.922
Number of stenosis segments	1.86 ± 0.36	1.62 ± 0.50	1.635	0.112

ISSN: 1749-799X