Hello, I am now trying to do FCS, MI. I am a very new user for that method. I am using SAS 9.4. As the model in proc mi should be the same as analytic model, I tried to put interaction terms in  var option, class option, and fcs option. I worte down as ususl syntax for interaction term eg.  phdr*agegp. But I got message of syntax error for that term. What is the correct syntax for interaction term in FCS, MI?     Thanks, marmii   ... View more