Cannabis, vulnerability, and the onset of schizophrenia: an epidemiological perspective.

@article{Hambrecht2000CannabisVA,
  title={Cannabis, vulnerability, and the onset of schizophrenia: an epidemiological perspective.},
  author={Martin Hambrecht and Heinz Haefner},
  journal={The Australian and New Zealand journal of psychiatry},
  year={2000},
  volume={34 3},
  pages={468-75}
}
OBJECTIVE Second to alcohol, cannabis is the most frequently misused substance among patients with schizophrenia. The aim of this paper is to examine at early onset of psychosis whether the high comorbidity of schizophrenia and cannabis abuse is due to a causal relationship between the two disorders. Previous studies have mostly included chronic patients or samples with mixed stages of the psychotic illness. METHOD In a German catchment area with a population of 1,500,000, a representative… CONTINUE READING