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Trial · NCT00539188

N-Acetylcysteine in Adjunct to DBT for the Treatment of Self-Injurious Behavior in BPD

NCT00539188, Phase 2, Terminated, Yale University; results first posted 2013-03-06

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. N-Acetylcysteine in Adjunct to DBT for the Treatment of Self-Injurious Behavior in BPD. Trials, record NCT00539188. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT00539188

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Trial

As registered on ClinicalTrials.gov, in the graph's capture of the registry.

Title
N-Acetylcysteine in Adjunct to DBT for the Treatment of Self-Injurious Behavior in BPD
NCT number
NCT00539188
Status
Terminated
Phases
Phase 2
Enrollment
6 participants, actual
Lead sponsor
Yale University
Conditions
Borderline Personality Disorder, Self-Injurious Behavior
Interventions
N-Acetylcysteine, placebo
First posted
2007-10-04
Last updated
2020-04-15
Results first posted
2013-03-06

Source ClinicalTrials.gov

Registered outcomes4

Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.

ListOutcomeTime frameDescription
PrimarySelf-Harm Inventory (SHI) Score at 6 Weeks6 weeks
The Self-Harm Inventory is assessed by asking an individual to answer (yes or no) if they have ever "intentionally, or on purpose" tried to harm themselves. The inventory contains 22 questions and a 23rd marked "other" that allows the individual to indicate a self-harm behavior not previously mentioned. The scoring of this instrument is determined by counting the number of endorsed self-harm behaviors out of the possible twenty-three asked. The maximum score any individual may achieve for the SHI is a 23. Any individual scoring 5 or greater is classified as suffering from BPD. In this study, scoring on the SHI was primarily used to assess improvement of self-harming symptoms and throughout the study by comparing participant ratings from baseline and week 6. Positive numbers indicate a decrease (i.e. participant indicated less self-harming behavior) and negative numbers indicate an increase in self-harming behaviors reported.
PrimarySelf-Harm Inventory (SHI) Score at BaselineBaseline
The Self-Harm Inventory is assessed by asking an individual to answer (yes or no) if they have ever "intentionally, or on purpose" tried to harm themselves. The inventory contains 22 questions and a 23rd marked "other" that allows the individual to indicate a self-harm behavior not previously mentioned. The scoring of this instrument is determined by counting the number of endorsed self-harm behaviors out of the possible twenty-three asked. The maximum score any individual may achieve for the SHI is a 23. Any individual scoring 5 or greater is classified as suffering from BPD. In this study, scoring on the SHI was primarily used to assess improvement of self-harming symptoms and throughout the study by comparing participant ratings from baseline and week 6. Positive numbers indicate a decrease (i.e. participant indicated less self-harming behavior) and negative numbers indicate an increase in self-harming behaviors reported.
SecondaryHamilton Depression Rating Scale (HAM-D) at 6 Weeks6 weeks
The Hamilton Rating Scale for Depression is a multiple item questionnaire used to provide an indication of depression, and as a guide to evaluate recovery. Administered by a clinician, The questionnaire is designed for adults and is used to rate the severity of the patients depression by asking their mood, feelings of guilt, insomnia, agitation, weight change, suicidal ideation, and somatic symptoms. The scale also allows the clinician to assess the patient's level of retardation, and insight into their depression. Highest possible score is 52. HAM-D Scoring 0-7 = Normal 8-13 = Mild Depression 14-18 = Moderate Depression 19-22 = Severed Depression ≥23 = Very Severe Depression In this study, Baseline ratings were compared to those of week 6 to assess each participants change in depression throughout the study. A negative value indicates an increase in depression (i.e. the individual felt more depressed) and a positive value indicates a decrease in depression.
SecondaryHamilton Depression Rating Scale (HAM-D) at BaselineBaseline
The Hamilton Rating Scale for Depression is a multiple item questionnaire used to provide an indication of depression, and as a guide to evaluate recovery. Administered by a clinician, The questionnaire is designed for adults and is used to rate the severity of the patients depression by asking their mood, feelings of guilt, insomnia, agitation, weight change, suicidal ideation, and somatic symptoms. The scale also allows the clinician to assess the patient's level of retardation, and insight into their depression. Highest possible score is 52. HAM-D Scoring 0-7 = Normal 8-13 = Mild Depression 14-18 = Moderate Depression 19-22 = Severed Depression ≥23 = Very Severe Depression In this study, Baseline ratings were compared to those of week 6 to assess each participants change in depression throughout the study. A negative value indicates an increase in depression (i.e. the individual felt more depressed) and a positive value indicates a decrease in depression.

Outcomes4

Each outcome the trial posted results for, in ClinicalTrials.gov's words.

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYSelf-Harm Inventory (SHI) Score at 6 Weeks6 weeksunits on a scaleNUMBER
SECONDARYHamilton Depression Rating Scale (HAM-D) at 6 Weeks6 weeksunits on a scaleNUMBER
PRIMARYSelf-Harm Inventory (SHI) Score at BaselineBaselineunits on a scaleNUMBER
SECONDARYHamilton Depression Rating Scale (HAM-D) at BaselineBaselineunits on a scaleNUMBER

Results by group8

Each measurement the trial posted, group by group, in the words and numbers it posted.

OutcomeGroupCategoryValueSpreadUnits
Self-Harm Inventory (SHI) Score at 6 WeeksN-Acetylcysteine5units on a scale
Self-Harm Inventory (SHI) Score at 6 WeeksPlacebo1units on a scale
Hamilton Depression Rating Scale (HAM-D) at 6 WeeksN-Acetylcysteine28units on a scale
Hamilton Depression Rating Scale (HAM-D) at 6 WeeksPlacebo18units on a scale
Self-Harm Inventory (SHI) Score at BaselineN-Acetylcysteine8units on a scale
Self-Harm Inventory (SHI) Score at BaselinePlacebo4units on a scale
Hamilton Depression Rating Scale (HAM-D) at BaselineN-Acetylcysteine25units on a scale
Hamilton Depression Rating Scale (HAM-D) at BaselinePlacebo27units on a scale

Participant flow8

How many started, completed or left each group, period by period.

PeriodMilestoneGroupParticipantsUnits counted
Overall StudySTARTEDN-Acetylcysteine4
Overall StudySTARTEDPlacebo2
Overall StudyReceived Allocated InterventionN-Acetylcysteine3
Overall StudyReceived Allocated InterventionPlacebo2
Overall StudyCOMPLETEDN-Acetylcysteine1
Overall StudyCOMPLETEDPlacebo1
Overall StudyNOT COMPLETEDN-Acetylcysteine3
Overall StudyNOT COMPLETEDPlacebo1

Adverse events0

Each adverse event the trial posted, group by group: the participants affected out of those at risk.

None in this release.

Adverse event totals6

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityN-Acetylcysteine
Total, all-cause mortalityPlacebo
Total, other adverse eventsN-Acetylcysteine03
Total, other adverse eventsPlacebo02
Total, serious adverse eventsN-Acetylcysteine03
Total, serious adverse eventsPlacebo02

Papers4

The papers the trial lists on ClinicalTrials.gov.

PMIDListed asSource
15993857BACKGROUNDPubMed
16490414BACKGROUNDPubMed
21120088BACKGROUNDPubMed
21963369BACKGROUNDPubMed

Grants0

The grants NIH RePORTER links to the trial, newest funded first: NIH's, and some of AHRQ's, CDC's, FDA's and VA's. Each shows its title, principal investigators, organization and funder in its newest year.

None in this release.

Trial comparisons1

Comparisons of the trial's two groups, calculated by ConductScience from the counts it posted.

Comparison
N-Acetylcysteine vs Placebo: serious adverse events

Tests0

The ConductCognition tests this trial's registered outcomes name, as ScienceGraph matched them in trial-tests-2026-11-12-0.2.1.

None in this release.

Data dates

The day each source was copied for this release.

ClinicalTrials.gov
2026-11-12
ClinicalTrials.gov
Results, from AACT
2026-03-23
AACT
NIH grant links
2026-11-13
NIH RePORTER

Sources 3

  • ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
  • ClinicalTrials.govNo license stated
  • NIH RePORTER's clinical studies and project filesPublic domain
Each source's terms
  • ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
  • ClinicalTrials.govnone stated
  • NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

For software

Read this trial from software.

The record and each of its lists are JSON, twenty rows a page. No key.

GET https://conductscience.org/api/trials/v1/NCT00539188

GET https://conductscience.org/api/trials/v1/NCT00539188/registered