Category | Definition | No of patients | Females | Males | <1 m* | 1-12 m | 1-5 y* | >5 y |
---|---|---|---|---|---|---|---|---|
1 | Underlying conditions with strong genetic basis | Â | Â | Â | Â | Â | Â | Â |
1A | Single-gene or chromosomal | 22 (8.9%) | 5 | 17 | - | 6 | 9 | 7 |
1B | Multifactorial/polygenic | 10 (4%) | 2 | 8 | 1 | 2 | 4 | 3 |
1C | Heterogeneous causes, often of a genetic basis | 20 (8.1%) | 7 | 13 | 1 | 5 | 8 | 6 |
2 | Birth defects without known genetic basis | Â | Â | Â | Â | Â | Â | Â |
2A | Malformation of unknown etiology | - | - | - | - | - | - | - |
2B | Teratogenic disorders | - | - | - | - | - | - | - |
3 | Acquired disorders with genetic predisposition | 194 (79%) | 78 | 116 | 3 | 48 | 81 | 62 |
 | TOTAL | 246 | 92 | 154 | 5 | 61 | 102 | 78 |