Homozygous sickle cell parents	None	145	88.96
	Both	7	4.29
	Father	7	4.29
	Mother	4	2.45
Sickle cell disease in siblings	Yes	115	71.43
	No	44	27.33
	Not known	2	1.24
Age at disease diagnosis (in months)	[12 - 48]	66	37.67
	[60 - 108]	32	18.49
	[120 - 168]	32	18.49
	[6 - 11]	25	14.38
	<6	10	6.16
	>168	8	4.79
Number of hospitalizations during last 12 months	None	61	36.97
	1 time	30	18.18
	>3 times	29	17.58
	2 times	23	13.94
	3 times	22	13.33
Common reason for hospitalizations	Vaso-occlusive crises	104	70.27
	Anemia	50	33.78
	Infections	25	16.89
Number of vaso-occlusive crises during the last 12 months	>3 times	64	42.67
	None	27	18.00
	1 time	23	15.33
	2 times	23	15.33
	3 times	13	8.67
Type of complications	Acute	103	76.00
Type of complications	Chronic	32	24.00
Number of blood transfusions in the last 12 months	None	25	64.10
	>3 times	8	20.51
	2 times	5	12.82
	1 time	1	2.56
Taking hydroxyurea	No	143	83.63
Taking hydroxyurea	Yes	28	16.37