“…After adjusting for age, gender, ethnicity, marital status, education, comorbidity, and NYHA class, many different studies also found that there was a statistically significant relationship between depression and adherence. Specifically, several surveys confirmed that the level of depression can influence the level of medication adherence in a group of HF patients [ 32 , 36 , 38 – 40 , 43 , 47 , 53 , 54 , 60 ], while, according to Nouamou et al [ 39 ], also non-depressed HF patients did not respect the time taken medication, not only the depressed group.…”