Evaluation of a multibody kinematics optimization method for three-dimensional canine pelvic limb gait analysis

BMC Veterinary Research

Table 2 Comparison between reference and predicted joint centres

Kinematic Constraints		Cranial/Caudal		Proximal/Distal		Lateral/Medial		Total Distance Error
Kinematic Constraints		mean ± SD (mm)	p-value	mean ± SD (mm)	p-value	mean ± SD (mm)	p-value	mean ± SD (mm)
Hip joint centre	Reference	− 83.6 ± 15.2	0.034	−36.9 ± 3.4	0.016	− 11.5 ± 10.9	0.547	16.7 ± 5.4
Hip joint centre	Prediction	−89.8 ± 17.2	0.034	−25.3 ± 8.3	0.016	−9.7 ± 12.9	0.547	16.7 ± 5.4
Stifle joint centre	Reference	0.7 ± 6.1	0.743	−1.2 ± 5.5	0.543	1.3 ± 2.0	0.109	7.5 ± 3.5
Stifle joint centre	Prediction	0.0 ± 0.0	0.743	0.0 ± 0.0	0.543	0.0 ± 0.0	0.109	7.5 ± 3.5

The reference and predicted 3-D positions (in mm) of the hip and stifle joint centres in corresponding AFs. The total distance errors between the reference and predicted joint centres are also presented. Statistical comparisons were made with a significance level of 0.05

ISSN: 1746-6148