“…They have emphasized that older adults’ depression is influenced more by situational factors than genetic factors [ 5 , 6 , 7 , 9 , 15 , 17 , 18 , 19 ]. Many of the early studies focused on individual characteristics, such as sex, age, education level, income, religious beliefs, health status, activities of daily living, and family characteristics, such as the presence of a spouse or children, presence of housemate, and relationships with family members to explain the differences in depression levels among older adults [ 3 , 9 , 17 , 20 , 21 ]. Women, older individuals, low-income people, those who live alone, those with more stressful life events, and those with less support from friends and neighbors are more likely to suffer from depression [ 3 , 4 , 7 , 9 , 10 , 17 , 22 , 23 , 24 , 25 , 26 , 27 , 28 ].…”