Whole Body Computed Tomography with Advanced Imaging Techniques: A Research Tool for Measuring Body Composition in Dogs

Table 2

Comparison of measured and CT-derived bodyweights (BW) using Bland-Altman (BA) test of agreement.

	Measured BW ± SD (kg)	CT-derived BW ± SD (kg)	Mean difference ± SD (kg)	BA limits (kg)	BA range (kg)	P
Beagles day 0	11.3±1.0	10.7±0.8	−0.63±0.14	−0.90 to −0.37	−0.54	<0.0001
Beagles day 28	12.6±1.1	12.0±0.9	−0.58±0.19	−0.96 to −0.20	−0.76	0.0035
Greyhounds day 0	25.8±1.8	24.8±2.0	−0.98±0.24	−1.45 to −0.51	−0.94	0.0001
Greyhounds day 28	27.7±1.9	26.4±1.9	−1.30±0.26	−1.81 to −0.79	−1.02	<0.0001