Home
Psychological tests
Loneliness Diagnostic Questionnaire: Level

Loneliness Diagnostic Questionnaire: Level Test

Understand your current loneliness level and its main type in about 2 minutes. Get clear, actionable insight to guide goals and track changes over time.

Start Online Test

Questions: 122 minutes

Hi! My name is Freudly, i am an AI therapist, I will give you an interpretation of the test after you complete it.

08:30

October 2, 2025

October 2, 2025
Material has been updated

October 2, 2025
Material has been published

15,211 views

1,436 completions

1,165 likes

Verified by Daniel Hall

Psychologist with 25 years of experience

Scale Explorer

How the Scales are Structured

example score

29/48

Loneliness Level (LL)

Measures the current intensity of loneliness and the associated internal discomfort and social isolation.

Low

Moderate

High

12 – 16: Low | 17 – 27: Moderate | 28 – 48: High

A score of 29 falls in the High range, suggesting a currently elevated experience of loneliness and related distress or withdrawal.

Start Online Test

just completed the test

DATA-BASED USER COHORTS

Who Usually Takes This Test?

Feeling disconnected lately

41%OF USERS

People who notice sadness, emptiness, or being unseen and want to quickly understand how lonely they feel right now.

In therapy or counseling

34%OF USERS

Clients who take it at the start of sessions or during follow-ups to track changes and clarify what kind of loneliness is present.

After a major life change

25%OF USERS

People going through a breakup, move, job change, or loss who want to see whether their loneliness feels diffuse, alienating, or conflicted.

BASED ON AGGREGATED, ANONYMIZED DATA FROM TENS OF THOUSANDS OF FREUDLY USERS.

RESULTS YOU CAN ACTUALLY USE

Scale Results
— Explained Clearly

Your scores across each test scale are translated into plain, usable insights. You won’t just get numbers — you’ll learn how your results impact your daily life, emotional state, and overall well-being.

AI-Powered
Interpretation

You’ll receive a structured, clinically-grounded explanation. Our AI analyzes patterns and relationships between scales to provide a coherent interpretation, without exaggerated language.

Statistical
Comparison

See how your results compare to others. Anonymized platform data is used to create a percentile scale, which identifies whether your results are typical.

Practical
Recommendations

You’ll receive clear, actionable guidance tailored to your profile. These easy-to-implement suggestions focus on coping, self-regulation, and realistic next steps.

AI-Powered
Insights

Get insights on behavioral and thought patterns you might not notice on your own. By uncovering subtle connections between your responses, you’ll better understand what may be driving your current results.

Discuss with
an AI Therapist

Clarify, reflect, and explore your results right away. Talk through your experience, ask questions, and explore meanings in a calm, non-diagnostic dialogue.

Start Online Test

Used in 52+ countries

Benchmarking

See How You Compare

Once you complete the test, your results are compared with real-world data from people in your country.
Below is a preview of how scores are typically distributed across each scale.

Level of loneliness (Lol)

Average

Normal range

29.1 — 38.9

min.

max.

Majority

This curve shows how scores are typically distributed.
Once you complete the test, your result will appear on the scale so you can see how you compare.

Start Online Test

Featured On

CLEAR ANSWERS TO COMMON QUESTIONS

Frequently Asked Questions

What does this questionnaire measure?

It measures the current intensity of loneliness and identifies the predominant type of loneliness. The types include diffuse, alienating, and dissociated patterns.

How is the questionnaire structured?

It has two parts with 12 items total. The first part rates current loneliness level, and the second part indicates the predominant loneliness type.

How long does it take to complete?

Most respondents complete it in about two minutes. It is designed for brief administration.

How should responses be selected?

Answer based on how loneliness is experienced right now, not on general history. Select the option that best matches current feelings and reactions.

How can results be used in clinical work?

Results can support an initial snapshot of loneliness and guide selection of intervention targets. Repeated administrations can be used to monitor change over time.

WHAT THE TEST MEASURES

About This Assessment

Diagnostic Questionnaire Loneliness: Level Test

Loneliness Diagnostic Questionnaire: Level Test - Symptoms and Signs

loneliness social alienation

This brief self-report measure helps assess perceived loneliness in the present moment. The Loneliness Diagnostic Questionnaire: Level is intended to support an initial appraisal of loneliness-related distress and can be used for repeated administration to monitor change over time.

The questionnaire includes 12 items and typically requires about 2 minutes to complete. It is described as assessing both overall loneliness severity and qualitative patterns of loneliness experiences, which may inform clinical formulation and treatment planning. The Loneliness Diagnostic Questionnaire: Level is attributed to Daniel Perlman and Letitia Anne Peplau.

Author: Daniel Perlman, Letitia Anne Peplau

Literature: Peplau, L. A., & Perlman, D. (Eds.). Loneliness: A sourcebook of current theory, research and therapy. Wiley. 1982.

Test Question Form