Borderline Personality Test

Research Dataset

Deenz Borderline Personality Questionnaire (DBPQ)

Normative and Psychometric Statistics
PRELIMINARY N=4 α=0 1Countries

Deenz Borderline Personality Questionnaire (DBPQ) normative dataset currently contains 4 participant records collected between Jul 14, 2026 and Jul 14, 2026 .

This psychometric dataset currently includes 4 anonymous participant responses collected through voluntary participation. The observed mean score was 54 with a standard deviation of 14.76, indicating moderate score variability within the sampled population. Internal consistency reliability analysis produced a Cronbach alpha of 0, which falls below commonly accepted psychometric standards and should be interpreted cautiously until additional data are collected. Observed skewness (-0.4) and kurtosis (1.5) were examined as indicators of distribution quality. The score distribution appeared reasonably balanced and did not suggest substantial departures from normality.

4
Participants
1
Countries
54
Scale Items
0
Reliability
Table 1
Dataset Overview
Assessment Deenz Borderline Personality Questionnaire (DBPQ)
Research Status Preliminary Dataset
Dataset Maturity 0 /100 — PRELIMINARY
Participants 4
Countries Represented 1
Items 54
Dimensions 4
Data Collection Period Jul 14, 2026 – Jul 14, 2026
Reliability α = 0
Note. The current Deenz Borderline Personality Questionnaire (DBPQ) dataset contains 4 participant records collected from 1 countries. Dataset maturity reflects sample size, geographic diversity, and internal consistency reliability.

Table 2
Descriptive Statistics
Statistic Value
Mean Score 54%
Median Score 55
Standard Deviation 14.76
Variance 218
Standard Error 7.38
95% CI Lower 39.53
95% CI Upper 68.47
Minimum Score 35%
Maximum Score 71%
Observed Range 36
Note. M = 54, SD = 14.76, Median = 55. The 95% confidence interval ranged from 39.53 to 68.47.

Table 3
Sample Characteristics
Variable Summary
Participants N = 4
Countries 1
Age Information Available
Gender Information Available
Note. Demographic information was collected voluntarily. Participant counts may vary across demographic categories when information was not reported.

Figure 1
Global Participation
Note. Participants were represented across 1 countries. The largest contribution originated from IN (100% of available geographic records).

Table 4
Percentile Norms
Percentile Score Interpretation
10th 35% Very Low
25th 35% Below Average
50th 54% Average
75th 56% Above Average
90th 56% Elevated
Note. Percentile values provide preliminary normative benchmarks derived from the current Deenz Borderline Personality Questionnaire (DBPQ) sample.

Figure 2
Score Distribution
Note. Observed scores ranged from 35% to 71% (M = 54, SD = 14.76). Distribution characteristics included skewness (-0.4) and kurtosis (1.5). Distribution indices suggested no substantial departures from normality.

Table 5
Reliability Analysis
Metric Value
Cronbach Alpha 0
Reliability Classification Unacceptable
Participants 4
Items 54
Standard Error 7.38
Note. Internal consistency was estimated using Cronbach alpha. Reliability estimates are based on the current normative dataset and may change as additional responses are collected.

Item–Total Correlations
Insufficient Sample Size

Item–total correlations are not currently reported because the assessment has fewer than 100 participant responses. Psychometric item analysis requires a larger sample to produce stable and interpretable estimates.

Current Participants: 4
Minimum Recommended: 100

Table 7
Dimension Norms
Dimension Mean SD N
Impulsivity & Self-Harm 55.75% 13.3 4
Identity & Thought Patterns 55.5% 17.41 4
Mood & Anger 55.25% 13.52 4
Relationships & Fear of Abandonment 49.5% 16.22 4
Note. Dimension statistics summarize normative performance across the major constructs measured by Deenz Borderline Personality Questionnaire (DBPQ).

Figure 5
Dimension Profile
Note. The highest observed dimension was Impulsivity & Self-Harm (55.8%), whereas the lowest observed dimension was Relationships & Fear of Abandonment (49.5%). The observed difference between dimensions was 6.3 percentage points. Moderate variation was observed between dimensions.

Table 8
Dataset Growth Summary
Metric Value
Current Participants 4
Countries 1
Collection Start Jul 14, 2026
Collection End Jul 14, 2026
Months Recorded 1
Note. Growth statistics summarize cumulative participation throughout the observed data collection period.
Normative Data Notice

A total of 4 participant responses were available for this assessment. Dimension-level norms were calculated using 4 valid response records. Approximately 0 response record(s) were excluded from dimension-level normative calculations due to incomplete response patterns.

Limitations

Normative statistics are derived from voluntary participation and may not represent all populations. Reliability estimates, percentile norms, and dimension statistics should be interpreted in the context of the current sample and may change as additional responses are collected.


Ethical Statement

All records included in this dataset were collected anonymously. No personally identifying information is stored. Data are intended for educational, psychometric, and research purposes.


Recommended Citation

Deenz Borderline Personality Questionnaire (DBPQ). Research Dataset. Retrieved from https://drdeenz.com/borderline-personality-test/statistics/

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