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Table 3 Comparison of surgical approaches and mean survival time among Karnofsky's groups.

From: Comparison of prognostic scores and surgical approaches to treat spinal metastatic tumors: A review of 57 cases

Karnofsky score

Surgical approach

Mean survival (months)

 

Combined

Anterolateral

Posterior

 

80–100

4

15

13

28.2 ± 16.3§

50–70

0

3

19

19.6 ± 12.1* §

10–40

0

0

3

4.7 ± 3.6*

Patients (n)

4

18

35

 
  1. *p < 0.05, combined vs. posterior approach (Fisher's exact test)
  2. §p < 0.05, posterior vs. anterolateral approach (Pearson's test)
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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X