Table 4

Cross-tabulation of screening result and confirmed diagnosis groupings

Confirmed diagnosis (groups)
Screening Hb types present Hb SS Hb SC Sickle thalassaemias* Other sickle† Hb AS Other clinically insignificant Total
F+S 886 90.4% 53 5.41% 24 2.45% 5 0.51% 12 1.22% 980
F+S+A 22 38.60% 35 61.40% 57
F+S+C 383 100% 383
F+S+D 3 100% 3
F+S+E 3 100% 3
F+S+other 1 4.80% 12 57.10% 8 38.10% 21
Total 886 384 75 30 52 20 1447
  • *Sickle thalassaemias include the following conditions: Hb S/β+ thalassaemia, Hb S/β°thalassaemia and Hb S/δβ thalassaemia.

  • †Other sickle is grouping all other sickle conditions: Hb S/E, Hb S/Lepore, Hb S/HPFH and Hb S/Dpunjab.