Demographic characteristics
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Age
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Age at last birthday (years)
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Educational level
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University graduate or higher. No = 0, Yes = 1
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Employment status
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Full-time = 0, part-time or unemployed = 1
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Health status
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Current illness
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Father was asked whether he has any illness including psychiatric disorders.
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Psychotropic drugs
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Father was asked whether he takes any drugs for mental illness. Choices were as follows; antidepressants, anti-anxiety agents, mood-stabilizing agents, and sleeping pills
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Psychological factors
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Experience of mental problems
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Father has experience of visiting a medical institution due to a mental health problem. No = 0, Yes = 1
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Life events
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Whether a family member or close friend died or suffered a serious injury or accident in the previous 1 year. No events = 0, one or more events = 1
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Economic anxiety
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Father has anxiety about the family budget. No = 0, Yes = 1
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Pregnancy, childbirth, and engaging with the child
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Timing of pregnancy
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Pregnancy after marriage = 0, Pregnancy before marriage = 1
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Planning of pregnancy
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Unexpected pregnancy. No = 0, Yes = 1,
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Conception method
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Pregnancy with infertility treatment. No = 0, Yes = 1
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Order of birth
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Second child or more = 0, First child = 1
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Number of children in this pregnancya
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Single birth = 0, Multiple birth = 1
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Gestational agea
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Gestational week at delivery
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Health status of childa
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Child has a health problem. No = 0, Yes = 1
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Living with partner
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Partner staying at her parent’s house. Yes = 0, No = 1
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Partner’s depression (EPDS)a
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Ten items measuring symptoms of anxiety and depression in the last 7 days. 8 or Higher score indicate depression. No depression = 0, Depression = 1
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Marital relationship satisfaction (QMI)
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Six items measuring marital relationship satisfaction. Higher scores indicated higher relationship satisfaction.
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