Do Diametric Measurements Provide Sufficient and Reliable Tumor Assessment? An Evaluation of Diametric, Areametric, and Volumetric Variability of Lung Lesion Measurements on Computerized Tomography Scans

Table 2

Average percent variance of estimated volume from measured volume.

	Variance	Range	Chi^2
Areametric	43.50%	4.74%–221.76%	0.31	0.58
Volumetric	88.03%	3.10%–535.40%	0	1