Table 2. Frequency distribution of pfmdr1 mutations and haplotypes for P. falciparum isolates from different districts of Tehama, Yemen.

Marker		AdDahi		Bajil		Khamis Bani Saad		Total
		n	%	n	%	n	%	n	%
Mdr1	wild	5	55.6	19	100	48	82.8	72	83.7
86	mutated	4	44.4	0	0	10	17.2	14	16.3
Mdr1	wild	8	88.9	19	100	41	70.7	68	79.1
1034	mutated	1	11.1	0	0	17	29.3	18	20.9
Haplotypes	NFSND	4	44.4	19	100	32	55.2	55	64
	NFCND	1	11.1	0	0	16	27.6	17	19.8
	YFSND	4	44.4	0	0	9	15.5	13	15.1
	YFCND	0	0	0	0	1	1.7	1	1.2