Obstetric Complication, Cannabis Use: Strongest Predictors of Early Psychosis


According to data drawn from 608 patients of an early intervention program in Dublin, presented at the 3rd Biennial Schizophrenia International Research Society (SIRS) Conference, obstetric complications followed by cannabis use are the first and second strongest predictors of early onset psychosis after controlling for other factors such as sex, social class of origin, and family history of psychosis.

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Kermit Cole
Kermit Cole, MFT, founding editor of Mad in America, works in Santa Fe, New Mexico as a couples and family therapist. Inspired by Open Dialogue, he works as part of a team and consults with couples and families that have members identified as patients. His work in residential treatment — largely with severely traumatized and/or "psychotic" clients — led to an appreciation of the power and beauty of systemic philosophy and practice, as the alternative to the prevailing focus on individual pathology. A former film-maker, he has undergraduate and master's degrees in psychology from Harvard University, as well as an MFT degree from the Council for Relationships in Philadelphia. He is a doctoral candidate with the Taos Institute and the Free University of Brussels. You can reach him at [email protected].


  1. This finding is a huge validation of Dr. Stanislav Grof´s pioneering work on the effects of peri-natal birth truama on the psyche. Until Grof, nobody had given much consideration to the events of one´s birth has having an impact, as we don´t remember our birth. Think again. We remember EVERYTHING>

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