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COVID

SAS programs for fitting the proportional odds model and the linear model to daily severity ratings through generalized estimating equations (GEE) (Liang and Zeger, 1986, Biometrika) are described in “GEE.pdf”.

A SAS macro for using the Wei, Lin and Weissfeld (1989, JASA) (WLW) method to combine the evidence of treatment effects on multiple events is described in “WLW.pdf”.

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GEE.pdf>>GEE.pdf

WLW.pdf>>WLW.pdf