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Table 1 Demographics and Surgical Data on Patients

From: Radiologic comparison of posterior release, internal distraction, final PSO and spinal fusion with one-stage posterior vertebral column resection for multi-level severe congenital scoliosis

Variable Group A (n = 24) Group B (n = 17) P value
Age (years) 15.6 ± 4.5(11-26) 14.3 ± 4.3(14–24) 0.175
Follow-up (months) 26.5 ± 5.3(24-38) 28.3 ± 5.8(24–42) 0.717
Blood loss (ml) 1754 ± 657.3 1168 ± 472.1 0.028
Screw number 14.3 ± 1.6(12-16) 14.6 ± 1.4(12–16) 0.546
Length of stay (days) 13.6 ± 3.2(11-21) 18.2 ± 4.2(14–26) 0.034