https://communities.sas.com/t5/New-SAS-User/What-s-the-formula-for-MRW-in-sashelp-heart-datasets/m-p/880192#M39052 <P>Hello&nbsp;<a href="https://communities.sas.com/t5/user/viewprofilepage/user-id/443561">@Chai2</a>&nbsp;and welcome to the SAS Support Communities!</P> <P>&nbsp;</P> <P>I've just found the 2016 blog post "<A href="https://blogs.sas.com/content/iml/2016/04/18/patterns-of-missing-data-in-sas.html" target="_blank" rel="noopener">Examine patterns of missing data in SAS</A>" by Rick Wicklin where the term "Metropolitan Relative Weight" (which is what MRW stands for) is linked to a scientific paper. The definition of MRW starts at the bottom of the first page of that paper.</P> Mon, 12 Jun 2023 12:37:34 GMT FreelanceReinh 2023-06-12T12:37:34Z https://communities.sas.com/t5/New-SAS-User/What-s-the-formula-for-MRW-in-sashelp-heart-datasets/m-p/880184#M39051 <P>I'm looking for the formula used to calculate MRW in&nbsp;</P><PRE>sashelp.heart datasets</PRE><P>anyone knows please reply to this post Thank you very much!!</P> Mon, 12 Jun 2023 12:02:43 GMT https://communities.sas.com/t5/New-SAS-User/What-s-the-formula-for-MRW-in-sashelp-heart-datasets/m-p/880184#M39051 Chai2 2023-06-12T12:02:43Z https://communities.sas.com/t5/New-SAS-User/What-s-the-formula-for-MRW-in-sashelp-heart-datasets/m-p/880192#M39052 <P>Hello&nbsp;<a href="https://communities.sas.com/t5/user/viewprofilepage/user-id/443561">@Chai2</a>&nbsp;and welcome to the SAS Support Communities!</P> <P>&nbsp;</P> <P>I've just found the 2016 blog post "<A href="https://blogs.sas.com/content/iml/2016/04/18/patterns-of-missing-data-in-sas.html" target="_blank" rel="noopener">Examine patterns of missing data in SAS</A>" by Rick Wicklin where the term "Metropolitan Relative Weight" (which is what MRW stands for) is linked to a scientific paper. The definition of MRW starts at the bottom of the first page of that paper.</P> Mon, 12 Jun 2023 12:37:34 GMT https://communities.sas.com/t5/New-SAS-User/What-s-the-formula-for-MRW-in-sashelp-heart-datasets/m-p/880192#M39052 FreelanceReinh 2023-06-12T12:37:34Z https://communities.sas.com/t5/New-SAS-User/What-s-the-formula-for-MRW-in-sashelp-heart-datasets/m-p/880196#M39053 Thank you very much, it helps. Mon, 12 Jun 2023 12:47:33 GMT https://communities.sas.com/t5/New-SAS-User/What-s-the-formula-for-MRW-in-sashelp-heart-datasets/m-p/880196#M39053 Chai2 2023-06-12T12:47:33Z