Hospital comorbidity bias and the concept of schizophrenia
β Scribed by Maarten Bak; Marjan Drukker; Jim van Os; Philippe Delespaul
- Publisher
- Springer-Verlag
- Year
- 2005
- Tongue
- English
- Weight
- 100 KB
- Volume
- 40
- Category
- Article
- ISSN
- 1433-9285
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π SIMILAR VOLUMES
Comorbidity, the co-occurrence of disorders, is frequently observed to occur at higher rates in clinically ascertained samples than in population-based samples. An explanation for this finding is that subjects suffering from multiple illnesses are more likely to seek medical care and receive a diagn
## Abstract Comorbidity, the association of two disorders, occurs commonly with complex diseases. In this paper, we investigate the effects of both true (withinβfamily) comorbidity and spurious comorbidity due to ascertainment bias on the validity of both the parental and sibling control transmissi