[Retracted] Feasibility Analysis of 3D Printing-Assisted Pedicle Screw Correction Surgery for Degenerative Scoliosis

Table 6

Comparison of postoperative complications between the two groups of patients (n, %).

Group	Bleeding	Infect	Pulmonary embolism	Total incidence
Study (n = 82)	3 (3.66)	2 (2.44)	0 (0)	5 (6.10)
Control (n = 78)	4 (5.12)	3 (3.85)	2 (2.56)	9 (11.53)
χ2				8.310
				0.001