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Table 2 Prevalence of resistance mutations using the WHO 2009 list for surveillance of transmitted drug resistance mutations

From: Prevalence and effect of pre-treatment drug resistance on the virological response to antiretroviral treatment initiated in HIV-infected children – a EuroCoord-CHAIN-EPPICC joint project

  Number Percent 95 % CI
At least 1 resistance mutation 37 7.8 5.5–10.6
  ≥ 1 NRTI resistance mutation 28 5.9 3.9–8.4
  ≥ 1 NNRTI resistance mutation 17 3.6 2.1–5.7
  ≥ 1 PI resistance mutation 3 0.6 0.1–1.8
Resistance mutations to 2 ARV classes 11 2.3 1.2–4.1
Resistance mutations to 3 ARV classes 0 0