You MUST use our order and user agreement form to place your order. This product contains data only. Customers must provide their own search and retrieval software. The datafile is on 26 CD-ROM discs. A statistical software product such as SAS or SPSS is required for use in analysis of the data.
Documentation is on the disc.
Datafiles are on 25 CD's, the full NIS is on 4 CD's per year. Y2K - compliant. The NIS approximates a 20 percent sample of U.S. community hospitals for 1988-1992. It is based on a stratified probabilty sample of hospitals, with sampling probabilities proportional to the number of U.S. community hospitals in each stratum. Inpatient stay records include clinical and resource use information typically available from discharge abstracts.