Table 1.

Sickle cell patients with the red blood cell transfusions

Variables	Cases with RBC* transfusions of less than 50 units	p-value	Cases with RBC transfusions of 50 units or higher
Prevalence	70.8% (224)	<0.001	29.1% (92)
Mean RBC units	12.9 ± 11.2 (0-48)	<0.000	99.0 ± 56.5 (50-362)
Mean age (year)	28.9 ± 9.9 (5-59)	ns†	30.0 ± 9.2 (9-56)
Male ratio	45.5% (102)	<0.001	64.1% (59)
Thalassemia minors	62.0% (139)	ns	58.6% (54)
Autosplenectomy	56.2% (126)	<0.05	45.6% (42)

^*Red blood cell.

^†Nonsignificant (p>0.05).