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Table 3 Comparison between DDH infants with treatment success and those with treatment failures

From: Tübingen hip flexion splints for developmental dysplasia of the hip in infants aged 0–6 months

 Successful treatment (n = 128)Failed treatment (n = 25)p-value
Age at treatment initiation, week8.0 ± 5.211.7 ± 6.60.020
Male, n (%)23 (18)3 (12)0.663
Unilateral DDH, n (%)91 (71.1)12 (48)0.024
Family history of DDH, n (%)8 (6.3)7 (28)0.003
Breech infant, n (%)27 (21.1)8 (32)0.235
Swaddling, n (%)24 (18.7)8 (32)0.136
First born, n (%)56 (43.8)15 (60)0.136
Oligohydramnios, n (%)17 (13.3)2 (8)0.689
Birth weight > 3.5 kg, n (%)13 (10.2)0 (0)0.203
Torticollis/foot deformity, n (%)7 (5.5)1 (4)1.000
Graf type IV, n (%)7 (5.5)17 (68)< 0.001
  1. DDH developmental dysplasia of the hip