TABLE 1.

Results of regression analysis using allometric scaling to body weight (Y = a BW^b) in 6097 dogs of the all nonsighthound group and 1794 dogs of the immaculate nonsighthound group

Variable	All nonsighthound dogs	R 2	Immaculate nonsighthound dogs	R 2
LVDd	1.38 × BW0.322	0.766	1.32 × BW0.335	0.887
LVDs	0.87 × BW0.346	0.680	0.79 × BW0.370	0.827
IVSd	0.36 × BW0.289	0.494	0.35 × BW0.299	0.684
IVSs	0.51 × BW0.276	0.484	0.50 × BW0.287	0.661
LVWd	0.40 × BW0.261	0.465	0.37 × BW0.278	0.607
LVWs	0.60 × BW0.247	0.487	0.57 × BW0.259	0.634

Abbreviations: IVSd, interventricular septum in diastole; IVSs, interventricular septum in systole; LVDd, left ventricular diameter in diastole; LVDs, left ventricular diameter in systole; LVWd, left ventricular free wall in diastole; LVWs, left ventricular free wall in systole.