Table 3.

Percentage of fused bone at 6 months as determined by histomorphometric analysis

Animal #	Autograft	ABM/P-15
1	57	30
2	60	63
3	78	50
4	69	58
5	72	NAa
6	52	62
Mean score	64.67*	52.60*
SD	9.91	13.63

^aExcessive slip of the PEEK interbody cage prevented histomorphometric analysis

* p = 0.1231