topic Quetelet Index in SAS Procedures https://communities.sas.com/t5/SAS-Procedures/Quetelet-Index/m-p/163881#M42486 <HTML><HEAD></HEAD><BODY><P>How do we calculate Quetelet index for Contigency tables in SAS?&nbsp; Which procedure do we use? </P></BODY></HTML> Mon, 19 May 2014 04:36:48 GMT GavyK 2014-05-19T04:36:48Z Quetelet Index https://communities.sas.com/t5/SAS-Procedures/Quetelet-Index/m-p/163881#M42486 <HTML><HEAD></HEAD><BODY><P>How do we calculate Quetelet index for Contigency tables in SAS?&nbsp; Which procedure do we use? </P></BODY></HTML> Mon, 19 May 2014 04:36:48 GMT https://communities.sas.com/t5/SAS-Procedures/Quetelet-Index/m-p/163881#M42486 GavyK 2014-05-19T04:36:48Z Re: Quetelet Index https://communities.sas.com/t5/SAS-Procedures/Quetelet-Index/m-p/163882#M42487 <HTML><HEAD></HEAD><BODY><P>I am not sure how you can get QI (or BMI as it is more commonly known) from a contingency table.&nbsp; Since it is a calculation (mass/(height*height)), a datastep to calculate it for each individual can be done, or PROC SUMMARY or MEANS could give group averages for mass and height, and from that a datastep could calculate a value.</P><P></P><P>Steve Denham</P></BODY></HTML> Tue, 20 May 2014 14:21:31 GMT https://communities.sas.com/t5/SAS-Procedures/Quetelet-Index/m-p/163882#M42487 SteveDenham 2014-05-20T14:21:31Z Re: Quetelet Index https://communities.sas.com/t5/SAS-Procedures/Quetelet-Index/m-p/163883#M42488 <HTML><HEAD></HEAD><BODY><P>What are the classes defining your contingency table? If those are weight (kg) and size (m) then take the center of each cell to calculate the QI.</P><P><A href="http://fr.wikipedia.org/wiki/Indice_de_masse_corporelle#mediaviewer/Fichier:Tableau_imc.PNG" title="http://fr.wikipedia.org/wiki/Indice_de_masse_corporelle#mediaviewer/Fichier:Tableau_imc.PNG">Indice de masse corporelle — Wikipédia</A></P><P>Use the cell <SPAN style="font-size: 10pt; line-height: 1.5em;">frequencies to get population statistics.</SPAN></P><P><SPAN style="font-size: 10pt; line-height: 1.5em;"><BR /></SPAN></P><P><SPAN style="font-size: 10pt; line-height: 1.5em;">PG<BR /></SPAN></P></BODY></HTML> Tue, 20 May 2014 16:13:28 GMT https://communities.sas.com/t5/SAS-Procedures/Quetelet-Index/m-p/163883#M42488 PGStats 2014-05-20T16:13:28Z