Having complete control over your files at any moment is crucial to relieve your day-to-day tasks and improve your efficiency. Accomplish any objective with DocHub tools for papers management and convenient PDF editing. Gain access, change and save and integrate your workflows along with other secure cloud storage.
DocHub provides you with lossless editing, the possibility to work with any formatting, and securely eSign papers without looking for a third-party eSignature option. Maximum benefit of your document management solutions in one place. Check out all DocHub features today with your free of charge account.
hi there Im dr. Terry shanty fell for UAB School of Medicine effect modification and confounding can be confused with each other in this video Ill give you two methods that you can use to differentiate confounding and effect modification so start out with a little pretest and see what you already know so this is a table I adapted from the BMJ that looked at various risk factors in this case I limited to retort rightis and lupus and their effect on herpes zoster and the authors looked at different age strata to see if it had a differential effect on the association between room 2 arthritis and lupus and herpes zoster so I want you to think about is age and effect modifier a confounder or neither of the associations between rheumatoid arthritis and lupus pause the video think about it then restart it and well go through and in the end well see how I answer it so pause the video now so first lets focus on confounding so confounding is distortion of the true effect of exposure on dis