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Table 2 Multivariate analysis of independent risk factors associated with allogeneic blood transfusion

From: Risk factors for blood transfusion in adolescent patients with scoliosis undergoing scoliosis surgery: a study of 722 cases in a single center

factors

Odds ratio

95%CI

P

Diagnosis

  

0.001

 Idiopathic

1

1

 

 Congenital

1.716

0.985–2.991

0.057

 Neurofibromatosis

5.592

2.065–15.144

0.001

 Syndromic

3.029

1.434–6.396

0.004

 Neuromuscular

1.048

0.418–2.629

0.920

Osteotomy

  

0.000

 Fusion without osteotomy

1

1

 

 Ponte osteotomy

5.997

2.266–15.872

0.000

 Hemivertebrae resection

29.171

9.491–89.658

0.000

 PSO

8.712

1.449–52.368

0.018

 VCR

32.265

3.673–283.462

0.002

Gender

 Male

1

1

 

 Female

1.474

0.873–2.489

0.147

Age

0.881

0.781–0.994

0.040

Fusion segments

1.224

1.115–1.345

0.000

Intraoperative Blood loss

1.004

1.002–1.005

0.000

Intraoperative cell salvage

0.998

0.997–1.000

0.097