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Related Experiment Video

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Evaluating the Tree Drawing Test Depression Assessment Scale for adolescent depression screening.

Guorui Liu1,2, Wei Liu3, Jing Wen1

  • 1Department of Medical Psychology, No. 905 Hospital of PLA Navy, Shanghai, 200052, China.

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|July 2, 2025
PubMed
Summary

The Tree Drawing Test Depression Assessment Scale effectively screens adolescents for depression, showing significant differences between depressed individuals and healthy controls. This tool shows promise as a preliminary screening method for adolescent depression.

Keywords:
Adolescent depressionDepression screeningDepressive disorderProjective testReliability and validity testing

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Area of Science:

  • Psychiatry
  • Psychology
  • Developmental Psychology

Background:

  • Adolescent depression is a significant public health concern.
  • Accurate and accessible screening tools are crucial for early intervention.
  • The Tree Drawing Test (TDT) is a projective tool with potential for psychological assessment.

Purpose of the Study:

  • To evaluate the effectiveness of the Tree Drawing Depression Assessment Scale in screening for depressive disorders in adolescents.
  • To determine the diagnostic accuracy of the scale in distinguishing between adolescents with and without depression.

Main Methods:

  • A case-control study involving 50 adolescents with diagnosed depressive disorders and 54 healthy controls.
  • Administration of the Tree Drawing Test (TDT) and subsequent evaluation using the Tree Drawing Depression Assessment Scale.
  • Utilized computerized image recognition and statistical analysis for data evaluation.

Main Results:

  • Statistically significant differences in total scores were found between the depression and control groups (p < 0.001).
  • The scale demonstrated high diagnostic accuracy with a Youden Index of 0.761, sensitivity of 0.780, and specificity of 0.981 at a cutoff score of 13.
  • Excellent inter-rater reliability was observed, with Cohen's Kappa coefficients ranging from 0.753 to 0.977.

Conclusions:

  • The Tree Drawing Depression Assessment Scale is an effective tool for screening adolescent depression.
  • The scale shows good efficacy in differentiating adolescents with depressive disorders from healthy peers.
  • Further research with larger, diverse samples is recommended to enhance generalizability across cultural contexts.