Table 3. Prevalence of mutations in dhfr gene at day of enrolment and day of failure in all study children.

	Enrolment day symptomatic cases				Day of failure symptomatic cases
	N = 84
codon	51	59	108	164	51	59	108	164
sensitive	N	C	S	I	Not done	Not done	Not done	Not done
	9 (10.7%)	11 (13.1%)	3 (3.6%)	84 (100%)
mutant	I	R	N	L	Not done	Not done	Not done	Not done
	81 (96.4%)	79 (94.0%)	82 (97.6%)	0 (0%)