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  1. F

    P for trend

    Dear hlsmith, Thanks for your suggestion. Had tried log-linear regression using the ln(rate) regress on year and got the same results as the report. Source | SS df MS Number of obs = 9 -------------+---------------------------------- F(1, 7) =...
  2. F

    P for trend

    Hi, how do I calculate the P for trend of crude incidence rates? Below is an example from a report. CIR=crude incidence rate in per million population. Thanks.