time to first cigarette associated_with PLCO
Evidence from:
primary |
all sources
Evidence (2 sources)
Time to First Morning Cigarette and Risk of Chronic Obstructive Pulmonary Disease: Smokers in the PLCO Cancer Screening Trial.
(2015)
PMID:25985429
cited
Among PLCO participants, 6,162 current smokers reported both TTFC ... information
confidence: 0.90
Time to First Morning Cigarette and Risk of Chronic Obstructive Pulmonary Disease: Smokers in the PLCO Cancer Screening Trial.
(2015)
PMID:25985429
cited
TTFC information was collected on the PLCO follow-up questionnaire in 2006
confidence: 0.94