A two-day short course "Analysis of Longitudinal (Cohort) Studies will take place in the University of Bristol, Department of Social Medicine from 7th - 8th June 2007. For more information please see http://www.epi.bris.ac.uk/shortc/analylong.htm Tutors: Professor Jonathan Sterne (course organiser), Dr Kate Tilling, Dr Sara Brookes, Dr Chris Metcalfe, Ms Margaret May. Who the course is intended for: Participants should have a knowledge of regression analyses and their implementation in Stata of at least the level achieved in the 'Introduction to Regression Models' short course. Course outline: definition of rates and relation between risks and rates; manipulating person-time data in Stata using the st commands; analysis of rates using Mantel-Haenszel methods and Poisson regression; splitting follow up time; to allow for exposures that change with time introduction to survival analysis log rank tests and Cox proportional hazards regression; graphical displays for survival analysis. Teaching Time: The teaching time is approximately 12 hours. Recommended Reading: All participants will be expected to have a copy of 'Essential Medical Statistics' with them during the course: Kirkwood BR, Sterne JAC. Essential Medical Statistics, 2nd ed. Oxford: Blackwell Science, 2003. This book can be purchased in advance from the short course administrator ([log in to unmask]). The rest of the reading list is intended for guidance only. Collett D. Modelling Survival Data in Medical Research. 2nd Edition. Chapman and Hall 2003. Clayton D. and Hills M. Statistical Models in Epidemiology. Oxford University Press 1993. Course fee: £300.