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. Author manuscript; available in PMC: 2012 Oct 1.
Published in final edited form as: J Biomed Inform. 2011 May 27;44(5):859–868. doi: 10.1016/j.jbi.2011.05.004

Table 4.

Calculated prior probabilities of pancreatic cancer to be true under the conditions of age and substance (smoking or drinking) abuse (data source: EHR for the entire patient population).

pancreatic cancer=true Age >= 60 Age < 60
Smoking/Drinking =true 0.00002 0.00001
Smoking/Drinking =false 0.0008 0.0003