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Table 3 Yearly prevalence of selected markers

From: Molecular surveillance for operationally relevant genetic polymorphisms in Plasmodium falciparum in Southern Chad, 2016–2017

YEAR

Both rounds

2016

2017

p-value (z test)

n/N

%

95% CI

n/N

%

95% CI

n/N

%

95% CI

pfk13 K189T

190/349

54.4%

49.2–59.6%

86/157

54.8%

47.0–62.4%

104/192

54.2%

47.1–61.1%

0.909

pfmdr1 + pfcrt NFD + K

172/331

52.0%

46.4–57.5%

77/147

53.1%

44.3–60.3%

95/184

51.1%

44.5–58.7%

0.892

pfdhfr IRN

285/336

84.8%

80.5–88.5%

127/149

85.2%

78.7–90.0%

158/187

84.5%

78.6–89.0%

0.850