Table 2.

Malaria parasitaemia in relation to blood group, haemoglobin genotype, and donor type

		Positive	Negative	Total	P-value
Blood group	A	12(20.3%)	47(79.7%)	59(19.4%)	0.133
	B	17(22.1%)	60(77.9%)	77(25.3%)
	O	53(31.5%)	115(68.5%)	168(55.3%)
Genotype	AA	55(25.9%)	157(74.1%)	212(68.8%)	0.709
	AC	7(28.0%)	18(72.0%)	25(8.1%)
	AS	22(31.0%)	49(69.0%)	71(23.1%)
Type of donor	Family	76(26.6%)	210(73.4%)	286(92.7%)	0.509
	Voluntary	6(28.6%)	16(71.4%)	22(7.3%)
Ever donated blood?	No	50(27.5%)	130(72.5%)	180(58.4%)	0.531
	Yes	36(27.8%)	92(72.2%)	128(41.6%)