Table 1.

General condition of the two groups of patients

	Posterior spinal fusion (PSF) group	Anterior/posterior combined surgery (A-P) group
Number	60	54
Sex (male/female)	34/26	30/24
Average age	37.5 ± 14.7	36.9 ± 12.9
Follow-up time (month)	27.5 ± 3.3	26.1 ± 4.0
Obvious kyphosis deformity (sagittal >15°)	38	33
Spinal cord dysfunction (number)	21	24
Average erythrocyte sedimentation rate (ESR) (mm/h)
Male	47.7 ± 30.9	49.8 ± 32.8
Female	57.2 ± 30.8	57.5 ± 38.1
Average C-reactive protein (CRP) (mg/L)	29.5 ± 17.2	31.9 ± 16.5