Engagement With Digital Adherence Technologies as Measures of Intervention Fidelity Among Adults With Drug-Susceptible Tuberculosis and Health Care Providers: Descriptive Analysis Using Data From Cluster-Randomized Trials in Five Countries

Jason Alacapa   ¹ , MD, MBA, MHM, MPH ;   Amare Worku Tadesse   ² , MD, PhD ;   Natasha Deyanova   ³ , MA ;   Tanyaradzwa Dube   ⁴ , MPH ;   Andrew Mganga   ⁵ , MSc ;   Rachel Powers   ⁶ , MSc ;   Job van Rest   ⁶ , MSc ;   Norma Madden   ⁶ , MSc ;   Egwuma Efo   ⁶ , MSc ;   Salome Charalambous   ⁴ , MBBS, PhD ;   Kristian van Kalmthout   ⁶ , MSc ;   Degu Jerene   ⁶ , MD, PhD ;   Katherine Fielding   ² , PhD

¹ KNCV Tuberculosis Plus, Manila, Philippines

² TB Centre and Department of Infectious Disease Epidemiology and International Health, London School of Hygiene & Tropical Medicine, London, United Kingdom

³ Program for Appropriate Technology in Health (PATH), Kyiv, Ukraine

⁴ Implementation Research Division, The Aurum Institute, Johannesburg, South Africa

⁵ KNCV Tuberculosis Plus, Dar es Salaam, United Republic of Tanzania

⁶ Evidence and Impact, KNCV Tuberculosis Plus, The Hague, The Netherlands