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Table 1 Patient demographics

From: Revision for cage migration after transforaminal/posterior lumbar interbody fusion: how to perform revision surgery?

 

Cage protrusion (−)

Cage protrusion (+)

P value

Patients

108 (95.6%)

5 (4.4%)

 

Age

72.2 ± 9.9

56.6 ± 7.6

0.004**

BMI

22.7 ± 2.7

23.9 ± 1.3

0.085

Smoking history

33 (30.6%)

3 (60.0%)

0.167

Male/female

28/80(25.9%)

4/1 (80.0%)

0.006**

L5/S (%)

51/57 (44.4%)

5/0 (100%)

0.021*

MI-TLIF/PLIF

78/30(72.2%)

5/0(100%)

0.168

  1. *P < 0.05, **P < 0.01
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BMC Surgery

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