Explanatory variables
Stakeholder-level characteristics were collected on a brief questionnaire which included self-reported gender, age, professional title, primary role in the clinic (HCW vs KI), and years worked at the facility (HCWs only). Facility-level characteristics associated with stakeholders were collected, and these included the location of the facility (i.e., urban vs rural vs peri-urban vs governmental workplace), Number of HCWs in AYAHIV services (i.e., number of HCWs delivering ART services to AYAHIV at clinics), and patient volume (i.e., number of AYAHIV receiving HIV care at the facility). Our consideration of these variables as potential predictors of stakeholders' attitudes toward adopting intervention packages was based on their consideration in several studies that examined attitudes toward EBIs among stakeholders in different health research topics and warranted examination in this context [