in sca patients with 2 gene deletions ( homozygous alpha-thalassaemia 2 ) , the mean cell volume , mean cell haemoglobin and hb f were significantly lower ( p less than 0.05 ) , while packed cell volume and hb a2 level were considerably higher ( p less than 0.05 ) than in the sca patients without alpha-thalassaemia .
C0019046
haemoglobin
C0015936
hb f