Comparison of staged LLIF combined with posterior instrumented fusion with posterior instrumented fusion alone for the treatment of adult degenerative lumbar scoliosis with sagittal imbalance

Table 1 Baseline demographic and clinical characteristics of staged and control groups

	Staged group	Control group	P value
Gender(F/M)	19/6	15/5	0.94
Age(yea)	69.4±7.17	70.1±5.13	0.72
BMI(kg/m²)	22.81±2.05	23.08±1.73	0.64
BMD	-1.77±0.58	-1.78±0.39	0.98
Symptomatic duration (months)	36.44±10.39	35.25±8.09	0.68
Follow-up duration (months)	24.84±6.69	27.6±6.4	0.17

ISSN: 1471-2474