# The Impact of Successful Quitting Smoking After Intensive Smoking Cessation Interventions on Morbidity and Mortality Among Smokers With Severe Mental Disorders - A Nationwide Cohort Study From the Danish Smoking Cessation Database

> **NCT06967636** · — · COMPLETED · sponsor: **Parker Research Institute** · enrollment: 15863 (actual)

## Conditions studied

- Smoking Cessation, Mental Health Disorders, Inequality in Health Prevention

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT06967636
- **Lead sponsor:** Parker Research Institute
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2006-01-01
- **Primary completion:** 2022-12-31
- **Final completion:** 2022-12-31
- **Target enrollment:** 15863 (ACTUAL)
- **Last updated:** 2025-05-13


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT06967636

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT06967636, "The Impact of Successful Quitting Smoking After Intensive Smoking Cessation Interventions on Morbidity and Mortality Among Smokers With Severe Mental Disorders - A Nationwide Cohort Study From the Danish Smoking Cessation Database". Retrieved via AI Analytics 2026-06-24 from https://api.ai-analytics.org/clinical/NCT06967636. Licensed CC0.

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