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From | Ronan Conroy <rconroy@rcsi.ie> |
To | statalist@hsphsun2.harvard.edu |
Subject | Re: st: Number Needed to be Treated (NNT) |
Date | Thu, 2 Aug 2007 10:11:23 +0100 |
On 1 Aug 2007, at 13:55, Svend Juul wrote:
NNT = 15.230769 (95% CI: 5.0701399; -15.169883) - the negative numbers meaning that exposure to x may prevent low birthweight.
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