Table 1.

Summary of participants, methods and instruments/themes

Participant population	Sample size	Method	Instruments/themes
Health workers	92 (baseline) 49 (post-intervention)	Health Worker survey	Demographics Experience of supervision Supervisors Self-Assessment Inventory (adapted) Warr-Cook Job satisfaction scale Intention to leave (3-item previously validated scale) Maslach’s Burnout Inventory (Emotional Exhaustion scale) Utrecht Work-Engagement Scale
Health workers	16	Interviews	Supportive supervision; problem-solving; impacts on performance, confidence, motivation and job satisfaction; changes in the work environment