Morphological differences between residual childhood hip dysplasia with previous osteotomy and adolescent-onset hip dysplasia

Table 5 Comparisons of axial acetabular version, osseous support, and proximal femoral alignment between three groups

	Residual HD (R) (95% CI)	AOHD (A) (95% CI)	Control (C) (95% CI)	p value	Post Hoc (Turkey)
	Residual HD (R) (95% CI)	AOHD (A) (95% CI)	Control (C) (95% CI)	p value	R-A (95% CI)	p value	R-C (95% CI)	p value	A-C (95% CI)	p value
AASA (°)	43.7 ± 13.8 (38.6, 48.7)	44.7 ± 8.2 (42.7, 46.6)	57.0 ± 7.7 (54.0, 59.9)	0.000	-1.0 (-6.0, 4.0)	0.886	-13.3 (-19.2, -7.3)	0.000	-12.3 (-17.4, -7.2)	0.000
PASA (°)	77.1 ± 10.8 (73.1, 81.1)	88.6 ± 8.0 (86.7, 90.6)	93.6 ± 9.9 (89.8, 97.3)	0.000	-11.5 (-16.2, -6.8)	0.000	-16.4 (-22.1, -10.8)	0.000	-4.9 (-9.8, -0.1)	0.044
Acetabular Version (°)	17.3 ± 9.9 (13.7, 20.9)	22.2 ± 5.9 (20.8, 23.6)	18.9 ± 6.3 (16.5, 21.3)	0.004	-4.9 (-8.6, -1.2)	0.006	-1.6 (-6.0, 2.8)	0.664	3.3 (-0.5, 7.0)	0.099
NSA (°)	139.4 ± 10.2 (135.7, 143.0)	138.1 ± 6.9 (136.4, 139.8)	134.8 ± 5.3 (132.8, 136.8)	0.047	1.3 (-2.5, 5.1)	0.710	4.6 (0.0, 9.1)	0.470	3.3 (-0.6, 7.2)	0.115
FAV (°)	29.7 ± 19.2 (22.7, 36.8)	12.0 ± 14.0 (8.7, 15.4)	9.7 ± 15.0 (4.03, 15.4)	0.000	17.7 (9.7, 25.7)	0.000	20.0 (10.5, 29.6)	0.000	2.3 (-5.9, 10.5)	0.783

Data are presented as mean ± standard deviation (95% confidence interval)
AASA = anterior acetabular sector angle, PASA = posterior acetabular sector angle, NSA = femoral neck shaft angle, FAV = femoral neck anteversion
Data are presented as the mean ± SD (95% CI)

ISSN: 1749-799X