Table 2.

Themes and subthemes

Theme	Number of groups
Theme 1: Comorbidities generate concern and frustration	5
Theme 2: Understanding of health conditions and medications promotes adherence	6
Subthemes:
● Understanding the effects of missed doses of medication (6)	6
● Linking disease manifestations and/or symptoms to not taking medication	6
Theme 3: Simpler regimens with fewer side effects promote adherence	4
Theme 4: Untreated substance abuse and mental health issues hinder adherence	6
Subthemes:
● Substance abuse leads to difficulty engaging with and staying in care	5
● Depression contributes to non-adherence to medications and lifestyle recommendations	5