Table 2.

Spearman rho correlation, coefficient of determination (R²), analysis of variance, and coefficient estimate for regression models predicting duration of fragmentation from global and regional (lateral, central, and medial) HipVasc hypoperfusion percent.

Regression model	HipVasc predictor	Spearman rho correlation	R2	F statistic	Coefficient estimate	P
Duration of Fragmentation: All* (N = 104)	Global	0.34	0.116	15.4	1.85	<.001
	Lateral	0.31	0.096	14.7	1.62	<.001
	Central	0.24	0.058	7.1	1.37	.009
	Medial	0.26	0.068	11.2	1.27	.001
Duration of Fragmentation: Surgical* (N = 92)	Average	0.33	0.109	15.7	2.14	<.001
	Lateral	0.31	0.096	11.2	1.65	.001
	Central	0.24	0.058	9.1	1.90	.003
	Medial	0.29	0.084	11.9	1.40	<.001
Duration of Fragmentation: PFO (N = 88)	Average	0.29	0.084	12.8	2.08	<.001
	Lateral	0.22	0.048	5.1	1.22	.026
	Central	0.19	0.036	8.3	1.78	.005
	Medial	0.23	0.053	8.7	1.31	.004
Duration of Fragmentation: Nonsurgical (N = 12)	Average	0.57	0.325	2.0	1.48	.192
	Lateral	0.64	0.410	9.1	2.30	.013
	Central	0.49	0.240	0.6	0.738	.472
	Medial	0.17	0.028	0.3	0.628	.607
Duration of Healing: All (N = 37)	Average	0.38	0.144	10.2	9.16	.003
	Lateral	0.39	0.152	6.4	7.15	.016
	Central	0.43	0.185	12.6	9.36	.001
	Medial	0.31	0.096	5.1	5.80	.030

PFO, proximal femoral osteotomy.

Bold values indicate statistical signficance

^*Except those who bypass fragmentation (N = 3).