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Table 6 Distribution of the improvement of disability scores at each follow-up, comparing the patients who were completely fused to patients not completely fused at the corresponding follow-up

From: Does partial coating with titanium improve the radiographic fusion rate of empty PEEK cages in cervical spine surgery? A comparative analysis of clinical data

  6 months 12 months 18 months
  25th % Median 75th % 25th % Median 75th % 25th % Median 75th %
Fused 10 16 22.5 16 22 32 19.5 24 32
Not Fused 8 12 16 14 16 20 15 22 32
p-value 0.040 0.015 0.347
  1. From a total sample of N = 98, the number of fused patients was 46 at 6 months, 71 at 12 months, and 78 at 18 months