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Table 3 Clinical data of bone graft growth pattern

From: Imaging evaluation of nano-hydroxyapatite/polyamide 66 strut in cervical construction after 1-level corpectomy: a retrospective study of 520 patients

  a b c P ab P ac P bc
JOA score
 Pre-operation 11.22 ± 1.39 11.67 ± 1.32 11.53 ± 1.89 0.4978 0.8512 0.9153
 Final FU 16.00 ± 0.86 15.78 ± 0.67 16.11 ± 0.78 0.5504 0.6549 0.7733
VAS score
 Pre-operation 6.00 ± 0.82 5.70 ± 0.82 5.90 ± 0.88 0.4240 0.7202 0.8635
 Final FU 1.40 ± 0.52 1.30 ± 1.50 2.20 ± 0.79 0.6601 0.0049 0.0065