Dear Badri, A live demo with a web connect sounds risky to me, at least not without some backup. How about downloading the CatNipper from the Centre for Evidence-Based Medicine ( http://cebm.jr2.ox.ac.uk/ ) which would do the NNT calculations and allow you to discuss CATs? Best wishes Paul Glasziou At 11:17 PM 31/1/99 -0800, padmanabhan badrinath wrote: >Dear Colleagues, >Tomorrow I am presenting a two hour our seminar to our medical students >on EBM. As a part of live EBM I had planned to demonstrate the >calculation of NNT using the calculator at >http://hiru.mcmaster.ca/cgi/ >But unfortunately it is not allowing access. Can any one point me to the >correct URL to access the NNT calculator. I will be grateful for a line >of reply before the end of the day as my lecture is 08:00 hours >tomorrow, Tuesday morning. > >Cheers, > >Badri > > > > > >Dr.P.Badrinath M.D.,M.Phil.,(Epid) PhD(Cantab) >Assistant Professor and Epidemiologist, >Department of Community Medicine, >UAE University, PO Box 17666, Al Ain, >United Arab Emirates. >Tel: 00 971 3 5039 652 >Fax: 00 971 3 672022. >[log in to unmask] > > >______________________________________________________ >Get Your Private, Free Email at http://www.hotmail.com > Paul Glasziou Social & Preventive Medicine, Medical School, Herston Rd, Herston Qld 4006, AUSTRALIA PH 61-7-33655427 FAX: 61-7-33655442 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%