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Clinical and ultrasonographic findings in infants screened for DDH
| Graf type Gender | Ia-b | IIa | IIb | IIc | D | IIIa | IIIb | IV | Total number of hips | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| M | F | M | F | M | F | M | F | M | F | M | F | M | F | M | F | |||
| Clinical exam findings | Normal | 2,702 | 3,080 | 245 | 475 | 16 | 70 | 5 | 21 | – | 3 | 2 | 27 | 1 | 2 | 1 | 1 | 6,651 |
| Grade 1 | 101 | 157 | 30 | 60 | 10 | 15 | 3 | 5 | – | 1 | 1 | 15 | 1 | 3 | – | 1 | 403 | |
| Grade 2 | 4 | 5 | 5 | 7 | – | 2 | – | – | – | – | – | – | – | – | – | – | 23 | |
| Grade 3 | 1 | 1 | – | 1 | – | – | – | – | – | – | – | 2 | – | – | – | – | 5 | |
| Number of hips | 2,808 | 3,243 | 280 | 543 | 26 | 87 | 8 | 26 | – | 4 | 3 | 44 | 2 | 5 | 1 | 2 | 7,082 | |
M = male, F = female
