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Table 1 Prevalence of mutant alleles of pfdhfr and pfdhps in P. falciparum isolates from Hadhramout, Yemen

From: Frequencies distribution of dihydrofolate reductase and dihydropteroate synthetase mutant alleles associated with sulfadoxine–pyrimethamine resistance in Plasmodium falciparum population from Hadhramout Governorate, Yemen

Mutant allelesa Prevalence, n (%) Total
n = 128
P value
Hajer
n = 26
Al-Raydah-Qusyer
n = 102
Pfdhfr
 51I 19 (73.1) 88 (86.3) 107 (84) 0.105
 59R 0 (00) 1 (1.0) 1 (0.8) 0.797b
 108N 19 (73.1) 88 (86.3) 107 (84) 0.105
 164L 0 (00) 0 (00) 0 (00) NA
Mutant allelesa Prevalence, n (%) Total
n = 114
P value
Hajer
n = 25
Al-Raydah-Qusyer
n = 89
Pfdhps
 436A 0 (00) 0 (00) 0 (00) NA
 437G 9 (36) 42 (47) 51 (44.7) 0.56
 540E 0 (00) 0 (00) 0 (00) NA
  1. n sample size, NA not applicable
  2. aMutant alleles are bold and underlined
  3. bThe difference was examined using Fisher exact test