scholarly journals Correction: Effect of parental smoking on their children’s urine cotinine level in Korea: A population-based study

PLoS ONE ◽  
2021 ◽  
Vol 16 (8) ◽  
pp. e0256412
Author(s):  
Myung-Bae Park ◽  
Chhabi Lal Ranabhat
2007 ◽  
Vol 41 (6) ◽  
Author(s):  
Valeska Carvalho Figueiredo ◽  
Moyses Szklo ◽  
André Salem Szklo ◽  
Neal Benowitz ◽  
José Azevedo Lozana ◽  
...  

PLoS ONE ◽  
2021 ◽  
Vol 16 (4) ◽  
pp. e0248013
Author(s):  
Myung-Bae Park ◽  
Chhabi Lal Ranabhat

Background Children may be exposed to tobacco products in multiple ways if their parents smoke. The risks of exposure to secondhand smoke (SHS) are well known. This study aimed to investigate the association between parental smoking and the children’s cotinine level in relation to restricting home smoking, in Korea. Methods Using the Korea National Health and Nutrition Health Examination Survey data from 2014 to 2017, we analyzed urine cotinine data of parents and their non-smoking children (n = 1,403), in whose homes parents prohibited smoking. We performed linear regression analysis by adjusting age, sex, house type, and household income to determine if parent smoking was related to the urine cotinine concentration of their children. In addition, analysis of covariance and Tukey’s post-hoc tests were performed according to parent smoking pattern. Finding Children’s urine cotinine concentrations were positively associated with those of their parents. Children of smoking parents had a significantly higher urine cotinine concentration than that in the group where both parents are non-smokers (diff = 0.933, P < .0001); mothers-only smoker group (diff = 0.511, P = 0.042); and fathers-only smoker group (diff = 0.712, P < .0001). In the fathers-only smoker group, the urine cotinine concentration was significantly higher than that in the group where both parents were non-smoker (diff = 0.221, P < .0001), but not significantly different compared to the mothers-only smoker group (diff = - -0.201, P = 0.388). Children living in apartments were more likely to be exposed to smoking substances. Conclusion This study showed a correlation between parents’ and children’s urine cotinine concentrations, supporting the occurrence of home smoking exposure due to the parents’ smoking habit in Korea. Although avoiding indoor home smoking can decrease the children’s exposure to tobacco, there is a need to identify other ways of smoking exposure and ensure appropriate monitoring and enforcement of banning smoking in the home.


2017 ◽  
Vol 15 (1) ◽  
Author(s):  
Brooks W. Morgan ◽  
◽  
Kathryn M. Leifheit ◽  
Karina M. Romero ◽  
Robert H. Gilman ◽  
...  

2007 ◽  
Vol 41 (6) ◽  
pp. 954-962 ◽  
Author(s):  
Valeska Carvalho Figueiredo ◽  
Moyses Szklo ◽  
André Salem Szklo ◽  
Neal Benowitz ◽  
José Azevedo Lozana ◽  
...  

OBJECTIVE: A cross-sectional population-based study was conducted to assess, in active smokers, the relationship of number of cigarettes smoked and other characteristics to salivary cotinine concentrations. METHODS: A random sample of active smokers aged 15 years or older was selected using a stepwise cluster sample strategy, in the year 2000 in Rio de Janeiro, Brazil. The study included 401 subjects. Salivary cotinine concentration was determined using gas chromatography with nitrogen-phosphorus detection. A standard questionnaire was used to collect demographic and smoking behavioral data. The relation between the number of cigarettes smoked in the last 24h and cotinine level was examined by means of a nonparametric fitting technique of robust locally weighted regression. RESULTS: Significantly (p<0.05) higher adjusted mean cotinine levels were found in subjects smoking their first cigarette within five minutes after waking up, and in those smoking 1-20 cigarettes in the last 24h who reported inhaling more than ½ the time. In those smoking 1-20 cigarettes, the slope was significantly higher for those subjects waiting for more than five minutes before smoking their first cigarette after waking up, and those smoking "light" cigarettes when compared with their counterparts. These heterogeneities became negligible and non-significant when subjects with cotinine >40 ng/mL per cigarette were excluded. CONCLUSIONS: There was found a positive association between self-reporting smoking five minutes after waking up, and inhaling more than ½ the time are consistent and higher cotinine levels. These can be markers of dependence and higher nicotine intake. Salivary cotinine proved to be a useful biomarker of recent smoking and can be used in epidemiological studies and smoking cessation programs.


2001 ◽  
Vol 120 (5) ◽  
pp. A628-A628
Author(s):  
E LOFTUSJR ◽  
C CROWSON ◽  
W SANDBORN ◽  
W TREAMINE ◽  
W OFALLON ◽  
...  

2005 ◽  
Vol 173 (4S) ◽  
pp. 73-73 ◽  
Author(s):  
Daniel A. Barocas ◽  
Farhang Rabbani ◽  
Douglas S. Scherr ◽  
E. Darracott Vaughan

2005 ◽  
Vol 173 (4S) ◽  
pp. 401-401
Author(s):  
Javier Hernandez ◽  
Jacques Baillargeon ◽  
Brad Pollock ◽  
Alan R. Kristal ◽  
Patrick Bradshaw ◽  
...  

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