National Medical Expenditure Survey: Public Use Tape 23.1P Survey of AmericanIndians and Alaska Natives. Preliminary Prescribed Medicine Data, Calendar Year 1987. File Documentation

摘要

The data tape contains information and related documentation on the use ofprescribed medicines during 1987 by persons who were eligible for services provided or supported by the Indian Health Service (IHS) at any time during 1987 and who responded for their entire period of eligibility. The data file contains one record per unique medication per reference period for each of these persons who reported having purchased or otherwise obtained a prescribed medication during that reference period. In addition, each record contains selected person-level demographic information for the respective user, medical conditions associated with the prescription, frequency of purchase, dates of use, and the NCHS drug code for the medication. When taken together, the set of records included for each person in this file represent all instances in which the person purchased or otherwise obtained a medication (including refills) during 1987. File documentation includes a description of the National Medical Expenditure Survey (NMES), programming information, a codebook, the data collection instruments, and information on weights and variance estimation.