dsm5_major_depressive_disorder: DSM-5 Criteria for Major Depressive Disorder

In cliot: Clinical Indices and Outcomes Tools

DSM-5 Criteria for Major Depressive Disorder

Description

Evaluates the DSM-5 diagnostic criteria for Major Depressive Disorder (MDD). A diagnosis requires five or more symptoms present during the same 2-week period and representing a change from previous functioning. At least one of the symptoms must be either (1) depressed mood or (2) loss of interest or pleasure.

Usage

dsm5_major_depressive_disorder(depressed_mood, diminished_interest,
                               weight_change, sleep_disturbance,
                               psychomotor_change, fatigue, worthlessness_guilt,
                               diminished_concentration, suicidal_ideation)

Arguments

depressed_mood	Numeric (0 or 1). Depressed mood most of the day, nearly every day. (1 = Yes).
diminished_interest	Numeric (0 or 1). Markedly diminished interest or pleasure in all, or almost all, activities. (1 = Yes).
weight_change	Numeric (0 or 1). Significant weight loss/gain or decrease/increase in appetite. (1 = Yes).
sleep_disturbance	Numeric (0 or 1). Insomnia or hypersomnia. (1 = Yes).
psychomotor_change	Numeric (0 or 1). Psychomotor agitation or retardation (observable by others). (1 = Yes).
fatigue	Numeric (0 or 1). Fatigue or loss of energy. (1 = Yes).
worthlessness_guilt	Numeric (0 or 1). Feelings of worthlessness or excessive/inappropriate guilt. (1 = Yes).
diminished_concentration	Numeric (0 or 1). Diminished ability to think or concentrate, or indecisiveness. (1 = Yes).
suicidal_ideation	Numeric (0 or 1). Recurrent thoughts of death, recurrent suicidal ideation without a specific plan, or a suicide attempt/plan. (1 = Yes).

Value

A list containing:

Diagnosis	"Criteria Met" or "Criteria Not Met".
Symptom_Count	Total number of symptoms reported.
Criteria_Check	Verification of the core symptom requirement and total count threshold.

References

American Psychiatric Association. Diagnostic and Statistical Manual of Mental Disorders. 5th ed. Arlington, VA: American Psychiatric Association; 2013.

Examples

# Example 1: Diagnosis Confirmed
# Depressed mood, loss of interest, sleep issues, fatigue,
#concentration issues (5 symptoms, core present)
dsm5_major_depressive_disorder(1, 1, 0, 1, 0, 1, 0, 1, 0)

# Example 2: Criteria Not Met
# 4 symptoms only, despite core symptom being present
dsm5_major_depressive_disorder(1, 0, 1, 1, 0, 1, 0, 0, 0)

cliot documentation built on Dec. 1, 2025, 1:06 a.m.