18.02.2013 Views

Tobacco and Public Health - TCSC Indonesia

Tobacco and Public Health - TCSC Indonesia

Tobacco and Public Health - TCSC Indonesia

SHOW MORE
SHOW LESS

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

ALLAN HACKSHAW 607<br />

(DiFranza <strong>and</strong> Lew 1995). The results from case–control studies were similar. There is<br />

also a dose–response relationship (the higher the cigarette consumption the higher the<br />

risk of miscarriage) <strong>and</strong> the association remains after allowing for the effects of maternal<br />

age, previous miscarriage, alcohol consumption, education, <strong>and</strong> ethnicity.<br />

Low birthweight<br />

Smoking is also an established cause of low birthweight, a major factor associated with<br />

infant morbidity <strong>and</strong> mortality. Babies from mothers who smoke weigh, on average,<br />

150–250 g less than those from non-smoking mothers (UK Department of <strong>Health</strong><br />

1988). From a meta-analysis of 22 studies (based on 347 553 pregnancies), women who<br />

smoke were 82% more likely (95% CI 67–97%) to give birth to a baby that weighs<br />

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!