1996 TIME SERIES STUDY
|Description:||Updates Made to Previous Dataset Release: 1998-Mar Version|
The third release of the 1996 data (March 1998) differs from its predecessor in the following ways:
1. NEW TIME SERIES WEIGHTS HAVE BEEN ADDED. These weights are provided as an alternative to the time-series weight available in release 2; there is now a new weight for 1996 Pre variables and a new weight for 1996 Post variables.
2. CHANGES TO SOME MISSING DATA CODES. It was discovered that the CAPI application output of data did not always preserve cases which were coded "DK;" for several variables (V961189-961192) this resulted in a large number of blank or NA cases. The DK values have been restored to these cases.
In addition, the following lesser changes also were effected: