Registry | Polydactyly | Reduction defects | Syndactyly | Total of the three CLD |
---|---|---|---|---|
Ireland - Dublin | 7.6 | 5.7 | 4.3 | 17.6 |
Denmark - Odense | 7.8 | 8.2 | 6.2 | 22.2 |
France - Paris | 13.8 | 8.0 | 5.1 | 26.9 |
Belgium - Hainaut | 8.6 | 7.3 | 7.6 | 23.4 |
Italy - Emilia Romagna | 8.1 | 5.4 | 4.5 | 18.0 |
Italy - Tuscany | 7.2 | 5.2 | 6.2 | 18.6 |
Northern Netherlandsa | 8.8 | 8.6 | 5.8 | 23.2 |
Northern Netherlandsb | 8.4 | 6.9 | 4.7 | 20.0 |