Fig. 3From: Osseointegrative effect of rhBMP-2 covalently bound on a titan-plasma-spray-surface after modification with chromosulfuric acid in a large animal bone gap-healing model with the Göttingen minipigComparison of the BMP-2 group and the CSA group for osseoinduction. a Osteoid volume and b bone volume by group (BMP-2 vs. CSA) and postoperative duration (4, 8, and 12 weeks). No statistically significant difference was able to be shown in the pairwise comparison of BMP-2 and CSA for the variables bone and osteoid volumeBack to article page