__Calculator for confidence intervals of relative risk __ This calculator works off-line. (IE4) #### Programme written by DJR Hutchon. Enter data into the boxes "A","B","C",and "D"

This calculator is for educational use. It is believed accurate but no responsibility for accuracy of the results is accepted by the author. David J R Hutchon BSc, MB, ChB, FRCOG Consultant Gynaecologist, Memorial Hospital, Darlington, England.

You are welcome to keep this page and use the calculator off-line. I would appreciate an E-mail if you find it useful enough to do so. E-mail to me at DJRHutchon@hotmail.co.uk

1/10/1999