Testing a Model of Avoiding Environmental Tobacco Smoke in Young Adults

1999 ◽  
Vol 31 (3) ◽  
pp. 237-242 ◽  
Author(s):  
Angela Maria Martinelli
2011 ◽  
Vol 82 (7) ◽  
pp. 956-962 ◽  
Author(s):  
Srirangarajan Sridharan ◽  
Kavita Ganiger ◽  
Aparna Satyanarayana ◽  
Aparna Rahul ◽  
Shreya Shetty

2017 ◽  
Vol 11 (03) ◽  
pp. 364-369 ◽  
Author(s):  
Deepa Ponnaiyan ◽  
Priyanka Chillara ◽  
Yuvasri Palani

ABSTRACT Objective: Passive smoking leads to melanin pigmentation on gingiva. However, documentation of gingival pigmentation and salivary amylase activity in passive smokers relative to the duration of exposure to environmental tobacco smoke (ETS), is incomplete and requires further investigation. Thus, this study aimed to assess effects of ETS exposure on gingival pigmentation in young adults. In addition, to correlate a number of years of exposure to an extent, the intensity of gingival pigmentation and salivary amylase activity. Materials and Methods: A total of 200 nonsmokers aged 18–35 years with a positive history of ETS exposure were recruited for the study. Duration and source of ETS were assessed using a questionnaire. Gingival pigmentation was assessed using gingival pigmentation index for the extent and Dummett oral pigmentation index for intensity. The skin color of all patients was also assessed. Pearson Chi-square test and one-way ANOVA was used to statistically analyze the data. Results: Number of years of exposure to passive smoking was highly significant to the extent and intensity of gingival pigmentation (P < 0.001). ETS from home environment was highly significant to the intensity of pigmentation. Environmental sources of ETS contributed to pigmentation as the majority of patients reported exposure from vehicles and workplace. The salivary amylase levels were inversely proportional to the duration of exposure to ETS. Conclusion: Within limitations of this cross-sectional observational study, it was concluded that there was a strong correlation between ETS exposure and gingival pigmentation. Duration of exposure was significant to an extent, the intensity of pigmentation and salivary amylase activity.


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