Table 1

Haematological data of the proband and her family

Family members
I 1I 2II 1II 2II 3II 4II 5III 1III 2
The generation of the family members is denoted by the Roman numeral. The family member II 6 was not detected because of absence during testing.
Hb, haemoglobin; MCH, mean cell haemoglobin; MCV, mean cell volume; RBC, red blood cells; Y, years.
Sex/age (Y)F/49M/54M/33F/27F/25M/22F/35F/1M/5
Hb (g/l)118150173126135135118112141
RBC (×1012)5.634.965.706.234.514.575.876.095.02
MCV (fL)64.585.788.162.187.882.363.056.278.5
MCH (pg)21.030.230.420.229.929.520.118.428.1
HbA (%)97.897.593.1197.0296.6395.6596.9890.0397.35
HbA2 (%)2.202.503.272.983.373.283.122.182.65
HbF (%)003.6200007.790
Genotype– –11.1/αααα/αααα/αα– –11.1/αααα/αααα/αα– –11.1/αα– –11.1/αααα/αα