This example shows the use of the %PDL macro for polynomial distributed lag models. Simulated data is generated so that Y is a linear function of six lags of X, with the lag coefficients following a ...

Use the MODEL statement to specify the regression model. The PDLREG procedure's MODEL statement is written like MODEL statements in other SAS regression procedures, except that a regressor can be ...

Although the association between particulate matter and mortality or morbidity is generally accepted, controversy remains about the importance of the association. If it is due solely to the deaths of ...