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Table 5 Relation between neurological complication and different parameters (n = 21)

From: Safety and efficacy of posterior vertebral column resection in complex pediatric deformities

  Neurological complication Test of Sig. p
No (n = 18) Yes (n = 3)
Pathology
 Congenital scoliosis 4 (100%) 0 (0%) χ2 = 6.265 MCp = 0.098
 Congenital kyphoscoliosis 3 (50%) 3 (50%)   
 AIS 7 (100%) 0 (0%)   
 Neuromuscular scoliosis 3 (100%) 0 (0%)   
 Postlaminectomy kyphoscoliosis 1 (100%) 0 (0%)   
Preoperative Cobb
 Mean ± SD. 79.61 ± 21.67 102.67 ± 32.58 U = 18.0 0.412
 Median (Min.–Max.) 83 (33–112) 88 (80–140)   
Blood loss
 Mean ± SD. 2652.78 ± 1487.44 3800.0 ± 529.15 U = 9.500 0.080
 Median (Min.–Max.) 3050 (350–5500) 4000 (3200–4200)   
Monitoring
 No (8 cases) 5 3 χ2 = 5.688* FEp = 0.042*
 Yes (13 cases) 13 0   
Operative time (min)
 Mean ± SD. 326.11 ± 84.11 416.67 ± 20.82 U = 4.500* 0.017*
 Median (Min.–Max.) 355 (180–430) 410 (400–440)   
  1. χ2, Chi square test; MC, Monte Carlo; FE, Fisher’s exact; U, Mann–Whitney test; p, p value for Comparing between the 2 groups
  2. *Statistically significant at p ≤ 0.05