WHAT WERE WE THINKING" (WWWT) PROGRAM: A DIGITAL INTERVENTION TO PREVENT POSTPARTUM DEPRESSION AND ANXIETY IN CHILEAN WOMEN

Inclusion Criteria

Inclusion Criteria: * First-time mothers (primiparous women) * Aged 18 years or older * Having a healthy, full-term infant younger than 2 months of age * Receiving prenatal or postnatal care at participating primary health centers in Chile * Having access to a mobile phone capable of receiving calls and text messages * Able to understand and communicate in Spanish Exclusion Criteria: * Severe symptoms of depression or anxiety at baseline requiring immediate specialized mental health treatment * Severe psychosocial problems (e.g., substance abuse, domestic violence, significant cognitive impairment) * Infant born preterm or with severe medical conditions (e.g., genetic disorders or serious neonatal complications) * Inability to provide informed consent or participate in study procedures due to language or cognitive barriers