Table 2. Hematological indices of SCA patients and controls (HbAA and HbAS).

	HbAA		HbAS		HbSS
Haematological indices	N	Median (Minimum-Maximum)	N	Median (Minimum-Maximum)	N	Median (Minimum-Maximum)	P-values
RBC (million cells/µl)	64	4.4	36	4.6	149	2.7	0.01
		(2–9.3)		(2.1–9.3)		(1.7–5.5)
Hb (g/dl)	65	13.2	38	12.7	150	7.7	<0.0001
		(7.9–19.5)		(6.9–18.7)		(3.3–14.5)
MCV (fL)	65	81	38	79	150	82	0.021
		(64–95)		(56–102)		(66–112)
CCMH (g/dl)	64	36.3	36	33.8	148	33.9	0.021
		(28.6–45.7)		(29.1–45.2)		(26.6–54.3)
WBC (X109/L)	65	5.1	38	4.8	150	12.4	<0.0001
		(4.4–6.0)		(2–19)		(2.9–42.4)
Lymphocyte count (X109/L)	64	2.1	38	2.2	130	5.1	<0.0001
		(2.8–24.4)		(0.2–9)		(1.2–21.6)
Monocyte count (X109/L)	64	0.6	38	0.5	130	1.2	0.001
		(0.4–0.8)		(0.3–2.3)		(0.4–7.8)
Platelet level (X 109/L)	65	224	29	219	149	354	0.001
		(174–651)		(137–371)		(110–802)
HbF (%)	39	5.9	17	7.3	143	11.1	0.002
		(0–21.6)		(0–17.1)		(0–29.3)
HbA2 (%)	58	3.2	32	2.8	147	3.8	0.003
		(0.1–5)		(0–7.2)		(1.6–18.2)