Table 1. Various techniques for OVF and fixed focal kyphosis.

OVF, osteoporotic vertebral fracture; PSO, pedicle subtraction osteotomy; VCR, vertebral column resection

Technique	Deformity correction	Surgical invasiveness	Surgical time	Blood loss	Complication
Ballon kyphoplasty	No	Little	Very short	Very few	Cement leakage
Ponte osteotomy	Intermediate	Middle	Intermediate	Intermediate	Proximal junctional kyphosis
PSO	Intermediate	High	Long	High	Neurological deterioration
Posterior VCR	Complete	Very high	Very long	Very high	Neurological deterioration
Long spinal fusion (T10-pelvis)	Intermediate	Very high	Very long	Very high	Mortality rate: 2.4%; complication rate: up to 70%)
Corpectomy	Intermediate	Middle	Long	High	Cage subsidence, dislodge, non-union
Dual hyperlordotic cages	Intermediate	Middle	Intermediate	Intermediate	Cage subsidence