Paternal postpartum depression in Suzhou: An analysis of prevalence and risk factors

Table 3 Independent variable assignment method for risk factors of postpartum depression

Item	Assignment
Only child or not	Non-only child status = 0, only-child status = 1
Educational level	Primary school and below = 1, junior high schools = 2, high school or secondary school = 3, colleges = 4, undergraduates = 5, graduates = 6
Marital status	Unmarried = 1, first marriage = 2, remarried = 3, divorced = 4, others = 5
Marital satisfaction/relationship satisfaction between mother-in-law and daughter-in-law	Extremely dissatisfied = 1, very dissatisfied = 2, somewhat dissatisfied = 3, average = 4, satisfied = 5, very satisfied = 6, extremely satisfied = 7
Venting emotions towards the baby	No = 0, yes = 1
Medical payment method	Medical insurance = 1, commercial insurance = 2, self-payment = 3, others = 4
Annual family income	Less than 50 thousand = 1, 50-150 thousand = 2, 150-300 thousand = 3, 300-500 thousand = 4, more than 500 thousand = 5
First pregnancy	No = 0, yes = 1
Pregnancy protection	No = 0, yes = 1
Living conditions	Renting room = 1, own room = 2, others = 3
Caregivers during pregnancy	Husband = 1, parents = 2, wife’s parents = 3, nurse = 4, none = 5
Type of delivery	Abdominal delivery = 0, vaginal delivery = 1
Abnormality in delivery	No = 0, yes = 1
Whether the pregnancy resulted in live birth?	No = 0, yes = 1
Expectation of baby’s sex	Boy = 1, girl = 2, indifferent = 3
Pregnancy complications	No =0, diabetes = 1, gestational hypertension = 2, others = 3
Neonatal sex	Boy = 1, girl = 2
Neonatal health status	Good = 1, general = 2, poor = 3, bad = 4
Night-time caregivers	Self = 1, husband = 2, couple = 3, parents = 4, wife’s parents = 5, nurse = 6
Congenital abnormalities	No = 0, yes = 1