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    Help with hazard function plot

    Hi, I'm looking for help with hazard function plot. Sample of dataset of 1200 obs: ID Age Drugduration Hypertension Event EventDay Censored 1 76 200 1 0 83 1 2 80 180 0 1 214 0 3 85 120 1 0 275 1 I used these codes: ​ stset EventDay, failure(Event) id(ID) stcox Age...
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    Problems with matched sampling using SAS

    Hi, I tried to find matched control matches to multiple variables: 1) age +/- 10 years and 2) diabetes I used the codes as shown below (Ref:http://www.lexjansen.com/pharmasug/2000/Posters/p07.pdf. However, in matched control only diabetes=NO were selected. At first I thought maybe due...
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    Nested Case Control Study

    Hi, I have 195 cases and I want to find 4 randomly controls. Can I use propensity score matching to find controls matched to the cases? Before that, I have compared 350 cases and 6000 controls to find variables with significant differences. Then I used those variables (gender, age...