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As for your reminder about the base level being the last attribute specified, am I therefore correct to think of my ‘Pain’ attribute in reverse order so that the level ‘none’ is my base (coded ‘3’). Then I build a more complex design whereby I look for an interaction b/w ‘severe’ and ‘moderate’ pain ...

I would like to look for an interaction between my effects coded attribute ‘Pain’ and my linear attribute ‘Motion’. The ‘Pain’ attribute is ordered (none, mild, moderate, severe). My code is below but I’m not exactly sure how Ngene interprets this coding. Does it essentially treat the ‘pain ...

I have created a DCE questionnaire with the goal to implement a paper survey. My elderly patient population is not condusive to a web based survey (therfore, the HTML is not very helpful). When I right click on my Design, Formatted Scenario, Display screen and select Convert to Adobe PDF nothing ...