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Table 3 Prevalence of Pfdhfr and Pfdhps allele combinations in Plasmodium falciparum isolates from Bioko Island, Equatorial Guinea

From: High prevalence of PfdhfrPfdhps quadruple mutations associated with sulfadoxine–pyrimethamine resistance in Plasmodium falciparum isolates from Bioko Island, Equatorial Guinea

Gene

Category

Haplotype

n (%, 95% CI)

Pfdhfr/Pfdhps (n = 130)

Wild type

CNCSI-SAKAA

1 (0.77, − 0.73 to 2.27)

Single mutant

CNCSI-SGKAA

1 (0.77, − 0.73 to 2.27)

Triple mutant

CICNI-SGKAA

6 (4.62, 1.01 to 8.23)

CIRNI-SAKAA

1 (0.77, − 0.73 to 2.27)

Quadruple mutant

CICNI-SGEAA

1 (0.77, − 0.73 to 2.27)

CIRNI-AAKAA

7 (5.38, 1.5 to 9.26)

CIRNI-SGKAA

85 (65.38, 57.2 to 73.56)

CIRNI-AGKAA

16 (12.31, 6.66 to 17.96)

Quintuple mutant

CIRNI-SGEAA

6 (4.62, 1.01 to 8.23)

CIRNI-SGKAS

1 (0.77, − 0.73 to 2.27)

Sextuple mutant

CIRNI-AGKAS

4 (3.08, 0.11 to 6.05)

CIRNI-SGEGA

1 (0.77, − 0.73 to 2.27)

  1. n number, CI confidence interval, mutated alleles are underlined