EHR data to OMOP CDM Work Group

[Akshay (Akshay Kumar)]

Hello EHR to CDM experts,

I am currently in a dilemma on which approach to choose to design observation period logic. So I felt reaching out to you folks can help me.

Can you help me with this post please?

Help required to design observation period logic

Hello Everyone, I require few suggestions on how to design observation_period logic. Currently what we do is the usual. we pick of minimum of a patient's visit start date (out of multiple visits (start date)) and maximum of visit end date (out of multiple visits (end dates)). Though this works fine, I see that Atlas misses the patients who don’t fall within the observation periods. I also understand that Atlas allows us to ignore observation periods for inclusion criteria which is great. A…

ps - As I didn’t wish to create a post under this thread, I am linking the topic here