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Table 2 Neurological and radiological outcomes

From: Endoscopic transnasal anterior release and posterior reduction without odontoidectomy for irreducible atlantoaxial dislocation

Parameters

Preoperative

One month after operation

One year after operation

Final follow-up

JOA (n = 9)

7.21 ± 1.62

10.11 ± 1.27**

12.11 ± 0.78**

12.28 ± 0.81**

ADI (n = 9)

7.06 ± 0.85

2.16 ± 0.43**

2.16 ± 0.68**

2.26 ± 0.56**

CMA (n = 9)

103.80 ± 4.16

137.95 ± 6.15**

N/A

143.23 ± 7.47**

  

P = 0.00

P = 0.00

P = 0.00

  1. **P < 0.01, compared with the preoperative group