Optimized CyberKnife Lung Treatment: Effect of Fractionated Tracking Volume Change on Tracking Results

Table 6

The correlation coefficients between tumor characteristics and related parameters.

	G-B	G-A	dxAB	Uncertainty B	Uncertainty A
Fractions	-0.873	-0.785	0.616	0.756	0.713
Tumor density	0.937	-0.807	0.778	-0.826	-0.676
Tumor volume	0.314	0.374	0.498	-0.137	0.240
Tumor size	0.402	0.456	-0.519	-0.633	-0.507

Note: G: grayscale. The correlation was significant at 0.01 level. The correlation was significant at 0.05 level.