Themes
The majority of parents and navigators mentioned benefits of FN. Multiple parents cited feeling more confident and emotionally supported as a result of working with their navigator, and that they felt the navigator made the process of moving from concern for ASD to engagement in services easier than it might have been otherwise. Nonetheless, 38 recommendations for adaptations to FN emerged. Of these recommendations, 29 represented adaptations to the intervention itself and the remaining nine recommendations reflected challenges in (1) training/supervision of navigators, (2) hiring navigators, and (3) integration of the intervention into the healthcare system. Twelve recommendations were unique to parents, 15 were unique to navigators, and 11 overlapped between the groups.Using FRAME, recommendations were assessed for what should be modified, the level of delivery at which modifications should be made, consistency or inconsistency with fidelity to the intervention, and the goal for modification (Table Suggested adaptations organized by FRAME domains [

