Relationship between primary caregivers’ social support function, anxiety, and depression after interventional therapy for acute myocardial infarction patients

Table 5 Assignment

Independent variable	Assignment
Age	0 = < 60 yr, 1 = ≥ 60 yr
Gender	0 = female, 1 = male
Education levels	0 = junior high school and below, 1 = high school or technical secondary school, 2 = college or above
Marital status	0 = spinsterhood, 1 = married, 2 = divorced or widowed
Relationship with patients	0 = mate, 1 = parent, 2 = sons and daughters, 3 = other
Monthly family income	0 = < 5000 RMB, 1 = 5000–10000 RMB, 2 = > 10000 RMB
Caregiving experience	0 = no, 1 = yeas
Number of other caregivers	0 = 0, 1 = 1 or 2, 2 = ≥ 3
Age of patients	0 = < 60 yr, 1 = ≥ 60 yr
Time from onset to admission	0 = < 10 h, 1 = ≥ 10 h
Killip rating of patients	0 = level 1 or 2, 1 = level 3 or 2