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National Medical Care Utilization and Expenditure Survey (NMCUES) Public-use Data Files

bullet graphicSurvey description
bullet graphicData file description
bullet graphicList of data file variables at a glance
bullet graphicData file technical characteristics
bullet graphicGeographic coverage
bullet graphicData availability
bullet graphicOrdering information
bullet graphicDocumentation contents
bullet graphicRelated reports 
bullet graphicContact

Survey description
The National Medical Care Utilization and Expenditure Survey (NMCUES) was a panel survey designed to collect data about the U.S. civilian noninstitutionalized population in 1980. Information was obtained on health, access to and use of medical services, associated charges and sources of payment, and health insurance coverage. NMCUES consisted of three survey components. The National Household Component comprised about 6,000 randomly selected households that were interviewed five times during 14 months in 1980-81. The State Medicaid Household Component consisted of about 4,000 households selected from the Medicaid eligibility files in California, Michigan, New York, and Texas (1,000 households in each State). Each household was interviewed five times during 14 months in 1980-81. The Administrative Records Component was used to obtain information on program eligibility and payments for Medicare for persons receiving Medicare and Medicaid.

Data file description
The NMCUES public-use data files contain only respondent data from the National Household Survey. These data are from a sample of 17,123 persons representing the civilian noninstitutionalized population of the United States. The public-use file consists of seven fixed-length files.

List of data file variables at a glance

Header on all files
Participant sequence number
Stratum and replicate codes
Basic and time-adjusted weights
Response status
Geographic region and Standard Metropolitan
 Statistical Area codes
Family number and income level
Age, race, sex, and ethnicity
Marital status
Education
Veteran status and service disability
Employment in 1980
Limitation of activity
Perceived health status
Insurance coverage by type
Imputation indicators

Person file (1 record per individual)
Interview collection information
Annual number of:
 Bed days
 Work-loss days
 Cutdown days
 Restricted-activity days
 Medical practitioner visits
 Emergency room visits
 Hospital discharges
 Nights in hospital
 Prescribed medicines
 Other medical expenses
Total charges and out-of-pocket costs for:
 Medical practitioner visits by type
 Emergency rooms
 Outpatient hospital
 Inpatient hospital
 Prescribed medicines
 Other medical expenses
Type of insurance by quarter
Work characteristics
Income characteristics
Limitation condition codes
Medical unattended conditions
Disability condition codes
Practitioner office characteristics
Personal limitations
Imputation indicators

Medical visit file (1 record per visit)
Visit date
Flat fee amount
Total charge
Source of payment and amount (up to 4)
Conditions associated with visit (up to 4)
Type of visit
Type of clinic
Place of visit
Type of physician seen
Type of nonphysician seen
Type of service (up to 3)
Type of emergency care
Reason for emergency care
Surgery
X rays
Laboratory tests
Diagnostic procedures
Admitted to hospital
Imputation indicators

Hospital stay file (1 record per hospital stay)
Admission date
Flat fee amount
Total charge
Source of payment and amount (up to 4)
Conditions associated with hospital stay (up to 4)
Abnormal birth conditions (up to 4)
Nights in hospital
Condition at admission
Operations performed by type (up to 3)
X rays
Laboratory tests
Diagnostic procedures
Mother sequence number
Type of hospital
Type of service
Number of doctors
Type of doctor and flat fee or total charge associated
 with doctor (up to 5 doctors and 3 sources of
 payment for each doctor)
Imputation indicators

Prescribed medicine and other expense file (1 record per item)
Date
Flat fee amount
Total charge
Source and amount of payment (up to 3)
Conditions associated with medicine (up to 3)
Type of expense
Prescribed medicine code
Times obtained
Imputation indicators

Dental visit file (1 record per visit)
Visit date
Flat fee amount
Total charge
Source of payment and amount (up to 3)
Type of service:
 X rays
 Teeth cleaned
 Examination
 Orthodontia
 Fillings
 Extractions
 Root canals
 Bridges
 Dentures
 Other
Imputation Indicators

Condition file (up to 3 records for each condition reported by the respondent)
Type of condition
Date condition noticed or occurred
Condition recode
Number for each condition:
 Bed days
 Work-loss days
 Restricted-activity days
Number and total charges for:
 Emergency room visits
 Outpatient department visits
 Physician visits
 Hospital stays
 Prescribed medicines
Other provider visits
Outpatient hospital visits
Reason didn't see physician

Family file (1 record per family)
Family definition information
Family beginning date
Family ending date
Number of:
 Bed days
 Cutdown days
 Restricted-activity days
 Medical practitioner visits
 Emergency room visits
 Hospital discharges
 Nights in hospital
 Prescribed medicines
 Other medical expenses
Total charges and out-of-pocket costs for:
 Medical practitioner visits by type
 Emergency rooms
 Outpatient hospital
 Inpatient hospital
 Prescribed medicines
 Other medical expenses
Type of insurance
Work characteristics
Income characteristics
Limitation condition codes
Medical unattended conditions
Disability condition codes
Practitioner office characteristics
Personal limitations
Imputation indicators

Data file technical characteristics
The following table describes the specific characteristics of each file. The block size and record length pertain to data stored on tape.

Type of file Record
length
Block
size
Number of
records
Person 640 32,000 17,123
Medical visit 247 31,864 86,594
Hospital stay 529 31,740 2,946
Prescribed medicine and other expenses 208 31,824 58,544
Dental visits 165 31,845 23,113
Condition 222 31,968 51,465
Family 1,164 31,428 6,863

Geographic coverage
The National sample consist of 17,123 persons in about 6,500 families in the U.S. civilian noninstitutionalized population.

Data availability
Data from the 1980 NMCUES are available on
tape and diskette. The person, medical visit, hospital stay, prescribed medicine and other expense, dental visits, and condition files are ordered as a group; the family file is ordered separately and is available only on tape.

Ordering information
Data from this survey are only available through the National Technical Information Service
(NTIS). The NTIS order numbers and prices are as follows:

Data on tape

Data year NTIS order no. Price
1980 PB83-229542 $895.00
  PB87-172326 (family data) 305.00

Data on diskette

Data year NTIS order no. Price
1980 PB86-167558 $682.00

Documentation contents
Each data tape package includes the data collection and processing methodology; imputation and weighting procedures; and a description, tape position, and record count of each data field. Each field (where applicable) is linked to its original questionnaire item number. Also included are data tape user memoranda, which update information.

Related reports
Information relevant to the data tapes can be found in "Procedures and Questionnaires of the National Medical Care Utilization and Expenditure Survey," DHHS Publication Number (PHS) 83-200-01. Published reports on the survey are available in NCHS
Series A, Methodology; Series B, Descriptive Reports; and Series C, Analytical Reports.

Contact
Robert A. Wright
Utilization and Expenditures Statistics Branch
Division of Health Interview Statistics
National Center for Health Statistics
Centers for Disease Control and Prevention
3311 Toledo Road Room 2217
Hyattsville, Maryland 20782
(301) 458-4595

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This page last reviewed September 09, 2008

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U.S. DEPARTMENT OF HEALTH AND HUMAN SERVICES
Centers for Disease Control and Prevention
National Center for Health Statistics
Hyattsville, MD
20782

1-800-232-4636