Even passive smoking can lead to miscarriages

February 27, 2014 10:08 AM

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Secondhand smoking is linked to pregnancy loss, including miscarriage, stillbirth and tubal ectopic pregnancy, a new research has warned. Scientists at Roswell Park Cancer Institute (RPCI) and the University at Buffalo (UB) in the US found that women with the highest levels of secondhand smoke exposure had significantly greater estimates of risk for all three adverse pregnancy outcomes. ‘This study demonstrated that pregnancy outcomes can be correlated with secondhand smoking. Significantly, women who have never smoked but were exposed to secondhand smoke were at greater risk for foetal loss,’ said the study’s lead investigator, Andrew Hyland, Chair of RPCI’s Department of Health Behaviour.

The study is significant in two ways: Firstly, it considered lifetime secondhand smoke (SHS) exposure rather than only during pregnancy or reproductive years, taking into consideration smoke exposure in participants’ childhood and adult years, researchers said. Secondly, the comparison group of neve...

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