Comparison of characteristics between patients infected with virus harbouring TDR and patients infected with wild-type virus.

<p>TDR, transmitted drug resistance; OR, odds ratio; CI, confidence interval; n, number of patients; SSA, sub-Saharan Africa; CSA, Central and South America.</p>a<p>Data available for 684 patients.</p>b<p>Data available for 544 patients.</p>c<p>Data available for 541 patients.