National Archive of Computerized Data on Aging

National Ambulatory Medical Care Survey, 1990 (ICPSR 9831) RSS

Principal Investigator(s):

Summary:

The National Ambulatory Medical Care Surveys (NAMCS) supply data on ambulatory medical care provided in physicians' offices. The 1990 survey contains information from 43,469 patient visits to 1,684 physicians. Data are available on the patient's reason for the visit, the physician's diagnosis, and the kinds of diagnostic and therapeutic services rendered. Information is included on the physician's specialization and geographical location. Demographic information on patients, such as age, sex, race, and ethnicity, was also collected.

Series: National Ambulatory Medical Care Survey Series

Access Notes

  • These data are freely available.

Dataset(s)

Dataset - Download All Files (7,516 KB)
Documentation:
Data:

Study Description

Citation

U.S. Dept. of Health and Human Services, National Center for Health Statistics. NATIONAL AMBULATORY MEDICAL CARE SURVEY, 1990. Hyattsville, MD: U.S. Dept. of Health and Human Services, National Center for Health Statistics [producer], 1992. Ann Arbor, MI: Inter-university Consortium for Political and Social Research [distributor], 1992. doi:10.3886/ICPSR09831.v1

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Scope of Study

Subject Terms:   ambulatory care, doctor visits, health care services, medical care, medical evaluation, medical records, medications, patient care, patients, physicians, prescription drugs, treatment

Geographic Coverage:   United States

Time Period:  

  • 1990

Date of Collection:  

  • 1990--1991

Universe:   Office visits made within the United States by patients of nonfederally employed physicians who were primarily involved in office-based patient care activities, but not engaged in the specialties of radiology, pathology, or anesthesiology.

Data Types:   survey data

Data Collection Notes:

Per agreement with NCHS, ICPSR distributes the data file(s) and technical documentation in this collection in their original form as prepared by NCHS.

Methodology

Sample:   The 1990 NAMCS utilized a multistage probability sample design. Primary sampling units were selected in the first stage, physician practices within PSUs in the second stage, and patient visits to selected physicians in the third stage.

Data Source:

patient records completed by physicians

Version(s)

Original ICPSR Release:  

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