Table 1.

Comparison of path length, MVEE and number of independent volumes expressed as a percentage of microCT values.

	120 kVp	100 kVp	80 kVp
% MicroCT Path Length	6.0 ± 2.6**††‡	7.4 ± 3.1**†	12.0 ± 5.8**
% MicroCT MVEE	19.4 ± 13**††	24.3 ± 16**††	48.3 ± 21 *
% Independent Volumes	0.6 ± 0.4**†††	0.7 ± 0.3**†††	1.9 ± 0.3**

^*Denotes a significant difference in CBCT versus microCT at p<0.01,

^**p<0.001.

^†Denotes a significant difference in CBCT versus 80 kVp at p<0.05,

^††p<0.01,

^†††p<0.001.

^‡Denotes a significant difference between CBCT at 120 kVp versus 100 kVp at p<0.05.