The primary outcome (the dependent variable) was survival in the hospital at 60 days (Cox survival model). Data from pat

老师，您好，为什么我程序的出不来图？ . sysuse auto,clear (1978 Automobile Data) . hist price (bin=8, start=3291, width=1576.875) . graph

. webuse ccxmpl,clear . cc case exposed [fweight = pop]   Odds ratio |         3.238342       |    .5997233    17.45614