Table 1.

Baseline characteristics of the patients.

Variables	VK2 + VD3 Group (n = 36)	Control Group (n = 35)	P value
Age (years)	54.7 ± 8.2(50–72)	55.2 ± 9.4(50–74)	0.812
Male/female	11/25	12/23	0.737
BMI(kg/m2)	25.37 ± 4.19(17.0–33.8)	26.04 ± 4.52(17.1–35.1)	0.519
Disease			0.146
Lumbar spinal stenosis without spondylolisthesis	20	25
Degenerative spondylolisthesis	7	4
Isthmic spondylolisthesis	9	6
surgical segment			0.752
L3-4	2	1
L4-5	21	23
L5/S1	13	11
Femoral BMD(T-score)
Femoral neck	− 2.58 ± 0.83	− 2.56 ± 0.88	0.919
Total proxima	− 2.18 ± 1.01	− 2.09 ± 0.96	0.731