Finding F-1320

“For smoking in the home, the strongest associations were seen for cough (OR = 1.74, 95% CI: 1.17–2.60) and phlegm production (OR = 2.25, 95% CI: 1.36–3.72) without colds among children who lived with two or more smokers.”

Respiratory symptoms in relation to residential coal burning and environmental tobacco smoke among early adolescents in Wuhan, China: a cross-sectional study (2004). Environmental health : a global access science source. Page 1. CKB 7215

Structure

Factor: Tobacco smoke (secondhand smoke)
Outcome: Respiratory symptoms
Population: seventh-grade pupils
Setting: home, CN
Study design: cross-sectional study of 5051 seventh-grade pupils in 22 randomly selected schools of the greater metropolitan area of Wuhan, China: a self-administered in-class questionnaire on respiratory health and the home environment, analysed with logistic regression (class 4)
Effect: OR 2.25 (1.36–3.72)
Caveat: symptoms reported by the children themselves in a questionnaire

A Finding records what one published document states, verbatim and with its page. It is not a conclusion of Coridum; see the Claims that build on it.