Table 2. Distribution (%) of the pfgch1 amplifications (gene DupA-H; promoter DupI-J).

Region	n	Any	A	B	C	D	E	F *	G **	H ***	I +	I ++	I +++	J
West Africa	1254	20.3	-	-	-	-	0.3	0.2	0.7	0.6	4.5	4.3	9.6	0.1
Central Africa	337	26.4	-	-	-	-	1.8	-	-	3.6	8.3	11.9	0.9	-
East Africa	270	66.3	-	-	1.1	-	-	-	-	-	46.3	18.5	0.4	-
Southern Africa	234	87.2	-	-	-	0.9	-	-	-	-	59.0	26.9	-	0.4
Horn of Africa	22	9.1	-	9.1	-	-	-	-	-	-	-	-	-	-
Southeast Asia	1890	23.4	0.2	-	0.1	-	14.8	5.2	3.1	0.1	-	-	-	-

* GB4, T996;

** KH02;

*** NF54;

+ KE01;

++ KE01/ML01;

+++ ML01;

DupA—H are gene duplications; DupI (3 types) and DupJ are promoter duplications; (n = 107), Colombia (n = 16) and Peru (n = 22) have no amplifications; frequencies greater than 10% are bolded