Quote:
Originally Posted by Carth
Does that mean the vaccines are now almost 100% effective against catching and spreading it?
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Nope, would never say that - no drug or vaccine is 100% effective but I am a big fan of the
Swiss Cheese Model of risk management.
Pulling figures out of the air, if my mums vaccination is 80% effective at preventing her becoming sick and my kids vaccination is 80% effective at preventing spread, then that's a 20% likelihood of my kids spreading and a 20% likelihood of my mum getting sick if thy do give it to her.
That adds up to 96% effective in combination which is a result to me