Percentage of bone plotted as a function of distance from implant surface. Six and 12 week data are pooled for each group. Bone growth was higher within 0.03 mm of the implant surface in the hydroxyapatite-coated groups compared to the uncoated group.
Hermida et al. Journal of Orthopaedic Surgery and Research 2010 5:57 doi:10.1186/1749-799X-5-57