Iliopsoas tendonitis following total hip replacement in highly dysplastic hips: a retrospective study

Table 2 Postoperative clinical and radiographic evaluation

Parameters	DDH group (n = 133)	Control group (n = 126)	p value
Acetabular component size (mm)	44.6 ± 2.0 (38–48)^d	47.9 ± 2.8 (44–56)^d	0.000^a
Protruded screw	33 (24.8%)	0	0.000^b
Anterior overhang of acetabular components	41 (30.8%)	5 (4.0%)	0.000^b
Inclination of acetabular components(°)	42.0 ± 2.5 (36.0–47.4)^d	41.6 ± 2.7 (35.1–50.3)^d	0.177^a
Anteversion of acetabular components(°)	26.8 ± 2.6 (20.5–43.0)^d	26.6 ± 3.5 (20.2–35.1)^d	0.568^a
Femoral off-set (cm)	3.4 ± 0.3 (2.5–4.1)^d	3.5 ± 0.4 (2.7–4.2)^d	0.128^a
Preoperative leg length discrepancy (cm)	3.7 ± 1.0 (2.0–7.0)^d	0.5 ± 0.3 (0–1.6)^d	0.000^a
Leg lengthening (cm)	3.6 ± 0.8 (2.0–6.8)^d	0.5 ± 0.2 (0–1.8)^d	0.000^a
Iliopsoas tendon release	56 (42.1%)	0	0.000^b
Iliopsoas tendonitis	2 (1.5%) 2 (2.6%^e)	1 (0.8%) 1 (0.8%)	1.000^c 664^c

^aStudent’s t test
^bPearson’s chi-square test
^cPearson’s chi-square test with continuity correction
^dValues are expressed as mean ± standard deviation with range in parentheses
^eIncidence of iliopsoas tendonitis in DDH group excluding the cases with iliopsoas tendon release in surgerie

ISSN: 1749-799X