“…According to the scientific literature, hospice healthcare providers who reported being "very knowledgeable" about ADs were 3.9 times more likely to have an advance directive (Luck et al, 2017). However, it is worth mentioning that, in studies carried out with the general population, other factors were associated with the presence of ADs: ethnicity, health care utilization, age, religious affiliation, number of children, marital status, number of comorbidities, admission with a chronic disease, having made end-of-life decisions for someone else, and who asked the patient about ADs (Van Scoy et al, 2014;White et al, 2014;Luck et al, 2017).…”