sas code? hw7.comprisk

6. Check for influential observations using DFBETAS for the model you fit in question 4. What do you conclude?

4. Fit a Cox proportional hazards model in which the continuous BMI variable (i.e.,BMI), age (i.e.,Age), and sex (i.e.,Sex) are predictors of the hazard rate for the time to the occurrence of CVD. Interpret the results in the context of the problem. Include test statistics and 95% confidence intervals in your interpretation.