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Table 2 Inclusion and exclusion criteria

From: Chronobiology, sleep-related risk factors and light therapy in perinatal depression: the “Life-ON” project

Inclusion criteria Exclusion criteria
• Age 18–45 years
• Free of any major medical condition
• Normal ocular function
• Gestational age between 10 to 15 weeks at time of screening
• Written informed consent
• Diagnosis of bipolar I or II disorder (DSM-5)
• Recent history (less than 6 months) or current major depression or an Edinburgh Postnatal Depression Scale (EPDS) score > 12 at time of inclusion
• Any psychotic episode, substance abuse, recent history of suicide attempt (less than 12 months)
• Use of antidepressants or other pharmacologic treatments for depression in the last 6 months
• Intrauterine fetal death