Table 2.

P-values of differences between different types of tissue and cage material at 6 months (vertical, bold italic), 12 months (horizontal, italic) and between follow-up time-points within selected tissues (bold)

12 months	6 months
	F	BAM	BHM	FC	C
F	NS	<0.001	<0.001	<0.05	<0.001
BAM	<0.001	NS	NS	NS	<0.01
BHM	<0.001	<0.001	NS	<0.05	<0.05
FC	<0.001	<0.001	< 0.05	<0.001	<0.001
C	<0.001	<0.01	NS	<0.001	<0.001

NS = not significant