BPG is committed to discovery and dissemination of knowledge
Observational Study
Copyright: ©Author(s) 2026.
World J Psychiatry. Jul 19, 2026; 16(7): 117399
Published online Jul 19, 2026. doi: 10.5498/wjp.117399
Table 2 Assignment of independent variables
Variable
Variable type
Assignment
Place of residenceCategorical variable1 = “Countryside, 0 = “Town”
Education levelCategorical variable1 = “Junior high school and below”, 2 = “High school/vocational school”, 3 = “College degree or above”
Postpartum mother-infant separationCategorical variable1 = “Yes”, 0 = “No”
Family support levelCategorical variable1 = “Low”, 2 = “Medium”, 3 = “High”
Sleep disordersCategorical variable1 = “Yes”, 0 = “No”


Write to the Help Desk