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Trial · NCT00967005

Registered outcomes24

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

ListOutcomeTime frameDescription
PrimaryYale-Brown Obsessive Compulsive Scale Modified for Pathological Gambling Total ScoreWeek 0
Week 0 corresponds to baseline. Minimum score=0 and maximum score=40, with higher score signifying more severe symptoms. Scale is 10 items scored from 0 to 4. Scores on each item are summed to compute total score. Thoughts/urges (questions 1 to 5) and behavior (questions 6 to 10) are added to get the total score.
PrimaryYale-Brown Obsessive Compulsive Scale Modified for Pathological Gambling Total ScoreWeek 6
Week 6 corresponds to end of N-acetylcysteine plus Ask-Advise-Refer therapy versus placebo plus Ask-Advise-Refer therapy. Minimum score=0 and maximum score=40, with higher score signifying more severe symptoms. Scale is 10 items scored from 0 to 4. Scores on each item are summed to compute total score. Thoughts/urges (questions 1 to 5) and behavior (questions 6 to 10) are added to get the total score.
PrimaryYale-Brown Obsessive Compulsive Scale Modified for Pathological Gambling Total ScoreWeek 12
Week 12 corresponds to end of 6 sessions of N-acetylcysteine plus imaginal desensitization and motivational interviewing versus placebo plus imaginal desensitization and motivational interviewing. Minimum score=0 and maximum score=40, with higher score signifying more severe symptoms. Scale is 10 items scored from 0 to 4. Scores on each item are summed to compute total score. Thoughts/urges (questions 1 to 5) and behavior (questions 6 to 10) are added to get the total score.
PrimaryYale-Brown Obsessive Compulsive Scale Modified for Pathological Gambling Total ScoreWeek 24
Week 24 represents the 3-month follow-up period (ie, corresponds to being off N-acetylcysteine or placebo and done with imaginal desensitization and motivational interviewing for 12 weeks). Minimum score=0 and maximum score=40, with higher score signifying more severe symptoms. Scale is 10 items scored from 0 to 4. Scores on each item are summed to compute total score. Thoughts/urges (questions 1 to 5) and behavior (questions 6 to 10) are added to get the total score.
PrimaryYale-Brown Obsessive Compulsive Scale Modified for Pathological Gambling Urges/Thoughts SubscaleWeek 0Week 0 corresponds to baseline. Questions 1 through 5 are summed to compute the thoughts/urges subscale. Minimum=0 and maximum=20, with higher scores signifying more severe thoughts/urges.
PrimaryYale-Brown Obsessive Compulsive Scale Modified for Pathological Gambling Urges/Thoughts SubscaleWeek 6
Week 6 corresponds to end of N-acetylcysteine plus Ask-Advise-Refer therapy versus placebo plus Ask-Advise-Refer therapy. Questions 1 through 5 are summed to compute the thoughts/urges subscale. Minimum=0 and maximum=20, with higher scores signifying more severe thoughts/urges.
PrimaryYale-Brown Obsessive Compulsive Scale Modified for Pathological Gambling Urges/Thoughts SubscaleWeek 12
Week 12 corresponds to end of 6 sessions of N-acetylcysteine plus imaginal desensitization and motivational interviewing versus placebo plus imaginal desensitization and motivational interviewing. Questions 1 through 5 are summed to compute the thoughts/urges subscale. Minimum=0 and maximum=20, with higher scores signifying more severe thoughts/urges.
PrimaryYale-Brown Obsessive Compulsive Scale Modified for Pathological Gambling Urges/Thoughts SubscaleWeek 24
Week 24 represents the 3-month follow-up period (ie, corresponds to being off N-acetylcysteine or placebo and done with imaginal desensitization and motivational interviewing for 12 weeks). Questions 1 through 5 are summed to compute the thoughts/urges subscale. Minimum=0 and maximum=20, with higher scores signifying more severe thoughts/urges.
PrimaryYale-Brown Obsessive Compulsive Scale Modified for Pathological Gambling Behavior SubscaleWeek 0Week 0 corresponds to baseline. Questions 6 through 10 are summed to compute the thoughts/urges subscale. Minimum=0 and maximum=20, with higher scores signifying more severe gambling behaviors.
PrimaryYale-Brown Obsessive Compulsive Scale Modified for Pathological Gambling Behavior SubscaleWeek 6
Week 6 corresponds to end of N-acetylcysteine plus Ask-Advise-Refer therapy versus placebo plus Ask-Advise-Refer therapy. . Questions 6 through 10 are summed to compute the thoughts/urges subscale. Minimum=0 and maximum=20, with higher scores signifying more severe gambling behaviors.
PrimaryYale-Brown Obsessive Compulsive Scale Modified for Pathological Gambling Behavior SubscaleWeek 12
Week 12 corresponds to end of 6 sessions of N-acetylcysteine plus imaginal desensitization and motivational interviewing versus placebo plus imaginal desensitization and motivational interviewing. Questions 6 through 10 are summed to compute the thoughts/urges subscale. Minimum=0 and maximum=20, with higher scores signifying more severe gambling behaviors.
PrimaryYale-Brown Obsessive Compulsive Scale Modified for Pathological Gambling Behavior SubscaleWeek 24
Week 24 represents the 3-month follow-up period (ie, corresponds to being off N-acetylcysteine or placebo and done with imaginal desensitization and motivational interviewing for 12 weeks). Questions 6 through 10 are summed to compute the thoughts/urges subscale. Minimum=0 and maximum=20, with higher scores signifying more severe gambling behaviors.
PrimaryFagerstrom Test for Nicotine Dependence Total ScoreWeek 0
Week 0 corresponds to baseline. This scale has 6 questions. Questions 1 and 4 are on a scale from 0 to 3 (higher scores being more severe symptoms) and questions 2, 3, 5, and 6 are on a scale from 0 to 1 (1 being more severe symptoms). Scores on all questions are summed to compute total score, with higher total score meaning more severe nicotine dependence. Scores range from 0 to 10.
PrimaryFagerstrom Test for Nicotine Dependence Total ScoreWeek 6
Week 6 corresponds to end of N-acetylcysteine plus Ask-Advise-Refer therapy versus placebo plus Ask-Advise-Refer therapy. This scale has 6 questions. Questions 1 and 4 are on a scale from 0 to 3 (higher scores being more severe symptoms) and questions 2, 3, 5, and 6 are on a scale from 0 to 1 (1 being more severe symptoms). Scores on all questions are summed to compute total score, with higher total score meaning more severe nicotine dependence. Scores range from 0 to 10.
PrimaryFagerstrom Test for Nicotine Dependence Total ScoreWeek 12
Week 12 corresponds to end of 6 sessions of N-acetylcysteine plus imaginal desensitization and motivational interviewing versus placebo plus imaginal desensitization and motivational interviewing. This scale has 6 questions. Questions 1 and 4 are on a scale from 0 to 3 (higher scores being more severe symptoms) and questions 2, 3, 5, and 6 are on a scale from 0 to 1 (1 being more severe symptoms). Scores on all questions are summed to compute total score, with higher total score meaning more severe nicotine dependence. Scores range from 0 to 10.
PrimaryFagerstrom Test for Nicotine Dependence Total ScoreWeek 24
Week 24 represents the 3-month follow-up period (ie, corresponds to being off N-acetylcysteine or placebo and done with imaginal desensitization and motivational interviewing for 12 weeks). This scale has 6 questions. Questions 1 and 4 are on a scale from 0 to 3 (higher scores being more severe symptoms) and questions 2, 3, 5, and 6 are on a scale from 0 to 1 (1 being more severe symptoms). Scores on all questions are summed to compute total score, with higher total score meaning more severe nicotine dependence. Scores range from 0 to 10.
PrimaryHamilton Depression Rating Scale Total ScoreWeek 0
Week 0 corresponds to baseline. This scale assesses depressed mood, feelings of guilt, difficulty sleeping, somatic symptoms, and others. Total score is computed by summing the scores of the 17 items. Minimum score is 0 and maximum score is 52, with higher scores signifying more severe depressive symptoms.
PrimaryHamilton Depression Rating Scale Total ScoreWeek 6
Week 6 corresponds to end of N-acetylcysteine plus Ask-Advise-Refer therapy versus placebo plus Ask-Advise-Refer therapy. This scale assesses depressed mood, feelings of guilt, difficulty sleeping, somatic symptoms, and others. Total score is computed by summing the scores of the 17 items. Minimum score is 0 and maximum score is 52, with higher scores signifying more severe depressive symptoms.
PrimaryHamilton Depression Rating Scale Total ScoreWeek 12
Week 12 corresponds to end of 6 sessions of N-acetylcysteine plus imaginal desensitization and motivational interviewing versus placebo plus imaginal desensitization and motivational interviewing. This scale assesses depressed mood, feelings of guilt, difficulty sleeping, somatic symptoms, and others. Total score is computed by summing the scores of the 17 items. Minimum score is 0 and maximum score is 52, with higher scores signifying more severe depressive symptoms.
PrimaryHamilton Depression Rating Scale Total ScoreWeek 24
Week 24 represents the 3-month follow-up period (ie, corresponds to being off N-acetylcysteine or placebo and done with imaginal desensitization and motivational interviewing for 12 weeks). This scale assesses depressed mood, feelings of guilt, difficulty sleeping, somatic symptoms, and others. Total score is computed by summing the scores of the 17 items. Minimum score is 0 and maximum score is 52, with higher scores signifying more severe depressive symptoms.

Source ClinicalTrials.govtrials-2026-11-12-0.5.0

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.

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