time to first cigarette associated_with COPD
Evidence from:
primary |
all sources
Evidence (3 sources)
Time to First Morning Cigarette and Risk of Chronic Obstructive Pulmonary Disease: Smokers in the PLCO Cancer Screening Trial.
(2015)
PMID:25985429
cited
both TTFC and self-reported COPD
confidence: 0.85
Time to First Morning Cigarette and Risk of Chronic Obstructive Pulmonary Disease: Smokers in the PLCO Cancer Screening Trial.
(2015)
PMID:25985429
cited
investigate the association between TTFC and COPD
confidence: 0.95
Time to First Morning Cigarette and Risk of Chronic Obstructive Pulmonary Disease: Smokers in the PLCO Cancer Screening Trial.
(2015)
PMID:25985429
cited
TTFC was significantly associated with COPD after simultaneous adjustment for established smoking factors and COPD risk factors
confidence: 0.95