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Table 3 Lengths of bone-screw interface line and screw’s peripheral line in FGF(−) and FGF(+) groups

From: Reducing the risk of impaired bone apposition to titanium screws with the use of fibroblast growth factor-2−apatite composite layer coating

 

FGF(−) (mm)

FGF(+) (mm)

P value*

Bone-screw interface line

38.9 ± 9.2

43.5 ± 7.8

0.03

Screw’s peripheral line

46.8 ± 10.1

49.2 ± 9.4

0.30

  1. * Student’s t test