Adherence interventions and outcomes of tuberculosis treatment: A systematic review and meta-analysis of trials and observational studies - Fig 16

<p>(A) Impact of incentives and enablers on TB treatment outcomes. (B) Impact of reminders and tracers on TB treatment outcomes. * = significant heterogeneity in the meta-analysis as determined by I² statistic. 1 = adherence defined as the proportion of patients who presented for all drug collections in the first six months of treatment. Conversion = sputum conversion at the end of two months. Resistance = development of drug resistance. <i>N</i> = number of studies included within the meta-analysis. LTFU, loss to follow-up; RCT, randomized controlled trial; RR, risk ratio; TB, tuberculosis.