Table 5.

Univariate analysis, with odds ratio for ‘pathological’ developmental dysplasia of the hip (DDH)

VariableNormalPathologicalUnivariate OR (95% CI)aP-value
Age, weeks--1.002 (0.72 to 1.39)0.992
Referred ‘Ortolani / Barlow positive’14326 (24 to 4377)<0.001
Referred ‘unstable’7211.2 (1.7 to 72)0.03
Referred ‘clicky’ hip73001.00
Limited hip abduction3810.66 (0.08 to 5.85)1.00
Family history of DDH8011.00
Other risk factor201c1.44 (0.16 to 12.96)0.55
Leg length inequality6011.00
Caesarean delivery4011.00
Abnormal skin crease11001.00
  • a Confidence intervals are not shown for all variables.

  • b Eight also had another risk factor other than family history and one also referred with clicky hip.

  • c Congenital talipes calcaneovalgus. CI = confidence interval. DDH = developmental dysplasia of the hip. OR = odds ratio.