α-Globin StripAssay | GRACE-PCR Screening Test | ||||||
---|---|---|---|---|---|---|---|
Genotype | Strip Assay (n) | PCR 1 (n) | PCR 2 (n) | CLCN7:HBA1 Ratio | HBA1:HBA2 Ratio | HBA1 Copies | HBA2 Copies |
1. αα/αα (wild type) | 54 | 30 | 24 | 1:1 | 1:1 | 2 | 2 |
2. αα/-α3.7 | 48 | 29 | 19 | 1:1 | 2:1 | 2 (a) | 1 |
3. -α3.7/-α3.7 | 36 | 20 | 16 | 1:1 | 1:0 | 2 (a) | 0 |
4. αα/-α4.2 | 2 | 2 | 0 | 1:1 | 2:1 | 2 | 1 |
5. -α4.2/-α4.2 | 1 | 1 | 0 | 1:1 | 1:0 | 2 | 0 |
6. -α3.7/-α4.2 | 3 | 3 | 0 | 1:1 | 1:0 | 2 (a) | 0 |
7. -α3.7/--SEA | 6 | 3 | 3 | 2:1 | 1:0 | 1 (a) | 0 |
8. αα/--Med | 2 | 2 | 0 | 2:1 | 1:1 | 1 | 1 |
9. αα/--Fil | 2 | 2 | 0 | 2:1 | 1:1 | 1 | 1 |
10. -(α)20.5 | 1 | 1 | 0 | 1:1 | 2:1 | 2 (b) | 1 |
11. αα/αααanti3.7 | 2 | 2 | 0 | 1:1 | 2:3 | 2 | 3 |
12. -α3.7/αIcariaα (c) | 1 | 1 | 0 | 1:1 | 2:1 | 2 (a) | 1 |
13. αα/αpoly-A1α (c) | 2 | 2 | 0 | 1:1 | 1:1 | 2 | 2 |
14. αα/αpoly-A2α (c) | 1 | 1 | 0 | 1:1 | 1:1 | 2 | 2 |
15. -α3.7/αpolyA-1α (c) | 4 | 4 | 0 | 1:1 | 2:1 | 2 (a) | 1 |
16. αα/αConstant Springα (c) | 1 | 1 | 0 | 1:1 | 1:1 | 2 | 2 |
17. αConstant Springα/αConstant Springα (c) | 1 | 1 | 0 | 1:1 | 1:1 | 2 | 2 |
Total number of samples | 167 | 105 | 62 |