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User Info The Bottom Line; entered at 2021-05-20 12:54:32
Posts: 98
Registered: 2009-03-15 UK
Odds ratio is a weird measure. Isn't the actual reduction in hospitalisation slightly different:

2.8%/15.4% ~= 0.18 i.e. an 82% reduction in hospitalisation.

The 0.16 comes from:

(2.8/(100-2.8))/(15.4/(100-15.4)) ~= 0.84

I can't see why anyone would ever quote that. It seems meaningless to me.
2021-05-20 12:54:32