Birth order and psychopathology

Ajay Risal1, Hema Tharoor2

  • 1Department of Psychiatry, Dhulikhel Hospital, Kathmandu University Hospital, Dhulikhel, Kavre, Nepal.

Insights

Birth order may influence psychopathology, but depression and alcohol dependence are common in adults regardless of sibling position. Dissociative disorders were more prevalent in first-born children in the child psychiatry group.

Area of Science:

  • Psychiatry
  • Developmental Psychology
  • Behavioral Science

Background:

  • Sibling ranking (birth order) is linked to intellectual functioning, personality, behavior, and psychopathology.
  • Understanding these associations is crucial for comprehensive psychiatric care.

Purpose of the Study:

  • To investigate the relationship between birth order and the development of psychopathology.
  • To analyze psychiatric diagnoses in relation to birth order among patients in a teaching hospital's psychiatry services.

Main Methods:

  • A hospital-based, cross-sectional study utilizing retrospective file review.
  • Compared patient variables (age of onset, birth order, family type, family history) with psychiatric diagnoses (ICD-10).
  • Statistical analysis included descriptive statistics and one-way ANOVA using SPSS 13.

Main Results:

  • Adult general psychiatry patients (n=527) had a mean age of onset of 33.01 years; child cases (n=47) at 11.68 years; substance abuse cases (n=110) at 26.74 years.
  • Depression, anxiety, and somatoform disorders were common in adult patients irrespective of birth order.
  • Dissociative disorders were most prevalent in first-born children (36.7%) among child cases, while alcohol dependence was the maximum diagnosis across all birth orders in substance abuse cases.

Conclusions:

  • Depression and alcohol dependence are the most frequent diagnoses in adult psychiatric patients, independent of their birth order.
  • Specific birth orders may correlate with certain diagnoses, such as dissociative disorders in first-born children.
Abstract

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