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Chapter 1 flashcards

statistic or stat refers to a single bit of data
statistics multiple bits of data;the mathematics of the collection,organization,analysis,and interpretation of numerical data
data information organized for analysis and used as the basis fo decision making
database collection of data used for analysis and retrieval
data processing preparation of information for processing by computers
demograghic data collected on human populations to study characteristics and trends
vital statistics recorded data of human events. ex-birth & death
requestors of data administration and governing board,medical staff,treatment facilities,outside agencies and organizations,insurers/payers,researchers,& government agencies
2 major uses of data for management and patient care decisions
data for management decisions operations,financial,services,facilities and equipment,staffing,quality/improvement,efficiency & setting standards,employee assessment
data for patient care decisions infection rates,medications/errors,LOS,diagnosis,accountability,statistical reports,research,determining trends
internal users of data healthcare facilities & caregivers,hc management,hc researchers
external users of data licensing and accrediting agencies,government at all levels, insurers/3rd party payers
primary data patient medical record
secondary data abstracted information from patient medical records and recorded on a different document such as register or index
national public health data collection collects and reports public health statistics
National Center for Health Statistics (NCHS) repository for vital statistics;data is published in National Vital Statistics
Department of Health and Human Services (DHHS) holds a cabinet-level position & shares information w/the president;FDA & CMS are components
Centers for Disease Control and Prevention (CDC) concerned w/health promotion and prevention of disease
State data collection collects data and forwards it to the appropriate national agency
Local data collection assembled data at state & national levels originates at local & county levels and is abstracted
patient data collection found in patient medical record; should be ample and accurate;includes demographics,counts,test results,diagnoses,procedures,treatment outcomes and assessments
population refers to an entire group having a common observable characteristic
sample a subset or small part of a population
constant a fixed value that doesn't change;ex-date of birth
variable values that can change and are often represented by a letter.
qualitative variables yield observations that can be characterized according to some characteristic or quality;ex-occupation,marital status, or education level
quantitative variables yield observations that can be measured;ex-height,weight,blood pressure
nominal data unordered data that can be used to define a group or an individual;ex-telephone#,zip codes,credit info
ordinal data refers to order or rank;ex-cancer is 3rd leading death in U.S. and 3 is the ordinal #.
ranked data goes high to low or low to high;ex-IQ scores
discrete data whole# or integer and obtained by counting;ex-# of teeth in mouth or bones in body
Created by: katie1979