Chen
Y
,
Rennie
DC
,
Lockinger
LA
,
Dosman
JA
Eur Respir J.
11
1998
1319
1323

Although many studies have shown that exposure to environmental tobacco smoke increases the risk of respiratory symptoms in the pediatric population, it is not known how many other factors may increase this risk. The purpose of this study was to determine if children with a history of tonsillectomy or adenoidectomy (T/A) were at an increased risk of developing respiratory symptoms when exposed to environmental tobacco smoke.

The study was conducted in Humboldt, Saskatchewan, where subjects included all town residents between the ages of 6 and 17 years. Of the 1019 eligible subjects, 892 participated in the study.

The subjects were divided into different groups based on their responses to a questionnaire. Subjects were placed into the history of T/A group if they had ever had either their tonsils or adenoids removed. Exposure...

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