How many people die from passive smoking in uk

Worldwide, as many as 40% of children, 33% of non-smoking men and 35% non-smoking women were exposed to second-hand smoke in 2004, researchers found. This exposure was estimated to have caused 379,000 deaths from heart disease,165,000 from lower respiratory infections, 36,900 from asthma and 21,400 from lung cancer.

Primary effectit is the most accurate.