How are participants selected for NHANES?

NHANES will contact the selected household and ask a short set of questions (age, race, and gender) about everyone in the household. A computer process randomly selects some, all, or none of the household members.

Which of the following is a survey from the National Center for Health Statistics?

The National Health Interview Survey (NHIS) is the principal source of information on the health of the civilian noninstitutionalized population of the United States and is one of the major data collection programs of the National Center for Health Statistics (NCHS), which is part of the U.S. Centers for Disease

How does the NCHS collect data?

Data Source and Methods: Representative sample of death certificates from state vital records offices, interviews, and administrative records. Selected Data Items: Socioeconomic differentials in mortality. Associations between risk factors and cause of death.

How is the National Health Interview Survey conducted?

The NHIS is conducted using computer-assisted personal interviewing. Face-to-face interviews are conducted in respondents’ homes, but follow-ups to complete interviews may be conducted over the telephone.

How often is NHANES done?

Data collection on the current NHANES began in early 1999 and remains a continuous annual survey. Each year approximately 7,000 randomly-selected residents across the United States have the opportunity to participate in the latest NHANES.

What is the purpose of NHANES?

Survey Description NHANES is designed to assess the health and nutritional status of adults and children in the United States. The survey is unique in that it combines interviews, physical examinations, and administers tests of physical activity and fitness that include children and adolescents.

Is NCHS part of CDC?

The National Center for Health Statistics is part of the Centers for Disease Control and Prevention, Department of Health and Human Services. View the NCHS Organizational Chart to learn more about NCHS’ organizational structure.

How is statistics used in healthcare?

By identifying statistical trends and trails, health care providers can monitor local conditions and compare them to state, national, and international trends. Health statistics provide empirical data to assist in the allocation of public and private funds and help to determine how research efforts should be focused.

Is National Center for Health Statistics part of the CDC?

Description: The National Center for Health Statistics (NCHS), part of the Centers for Disease Control and Prevention (CDC), compiles statistical information to help guide policies to improve the health of Americans.

Does census ask about health?

Health insurance coverage data help communities: We ask about health insurance coverage status in combination with other information, such as number and age of children in families, household income, and poverty status, to help communities enroll eligible families in programs designed to assist them.

What is NCHS data?

The National Center for Health Statistics (NCHS) is the nation’s principal health statistics agency, providing data to identify and address health issues. NCHS compiles statistical information to help guide public health and health policy decisions.

How often is NHIS conducted?

NHIS has been administered since 1957, although the core content and questionnaires undergo major revisions every 10–15 years. NHIS allows both governmental and outside researchers to obtain estimates on a variety of health-related topics among either the entire nation or specific demographic groups of the population.

Does NHIS have state level data?

Researchers sometimes need additional detail, such as state-level identifiers, not included in the public use files for the NHIS. The public can access the full range of NHIS data (including more geographic detail and linked datasets) by working with the staff of the NCHS Research Data Center.

What is the annual response rate of the National Health Interview Survey?

The total household response rate was 87%. The final response rate for the Sample Adult file was 68% and for the Sample Child file was 77%. Interpretation Issues: In 1997, the NHIS questionnaire underwent a major redesign.

What primary factor contributes to the increased demand for health care services?

Five factors contribute to the rise in health care costs in the US: (1) more people; (2) an aging population; (3) changes in disease prevalence or incidence; (4) increases in how often people use health care services; and (5) increases in the price and intensity of services.