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Thalassemia genotype distribution among neonates with normal parental MCV, Guiyang, China, 2015 (N = 45).
| Mutation type | Number of cases (n) |
|---|---|
| -α3·7/αα | 21 |
| -α4·2/αα | 8 |
| α^CS/αα | 5 |
| IVS-II-654 heterozygous β | 3 |
| CD17 (A>T) heterozygous β0 | 2 |
| CD41-42 (-TTCT) heterozygous β | 2 |
| −28 heterozygous β | 1 |
| --SEA/αα | 1 |
| α^WS/αα | 1 |
| +40–43 indel heterozygous β | 1 |
| Total | 45 |
