# A Study of Smoking Cessation Patterns in Participants Undergoing Lung Surgery

> **NCT04313361** · — · COMPLETED · sponsor: **Johnson & Johnson (China) Investment Ltd.** · enrollment: 290 (actual)

## Conditions studied

- Lung Neoplasms
- Pulmonary Disease, Chronic Obstructive

## Interventions

- **OTHER:** No intervention

## Key facts

- **NCT ID:** NCT04313361
- **Lead sponsor:** Johnson & Johnson (China) Investment Ltd.
- **Sponsor class:** INDUSTRY
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2020-05-06
- **Primary completion:** 2021-12-09
- **Final completion:** 2021-12-09
- **Target enrollment:** 290 (ACTUAL)
- **Last updated:** 2025-04-27


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04313361

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04313361, "A Study of Smoking Cessation Patterns in Participants Undergoing Lung Surgery". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT04313361. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*