HTW 402 Oct. 5 Notes
HTW 402 Oct. 5 Notes HTW 403
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This 6 page Class Notes was uploaded by Alyson Forman on Monday October 12, 2015. The Class Notes belongs to HTW 403 at Syracuse University taught by L. Narine in Summer 2015. Since its upload, it has received 31 views. For similar materials see Community Based Health Policy and Research in Public Health at Syracuse University.
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Date Created: 10/12/15
Monday October 5 2015 Data Collection Strategies for Needs Assessment and Evaluations Types of Data 39 Quantitative numbers relatively easily obtained in large numbers usually objective specific and easily analyzed can have applications to a wide population good for summarizing a situation and taking a broad look analyzed through descriptive and inferential statistics 39 Qualitative words allow for more indepth and detailed understandings of situations beliefs reasons for actions analyzed by determining general patterns Primary collected directly from people Secondary someone else has collected data Deciding on Data Collection Strategies Resources time for collection people to do data collections training needed money available for what Monday October 5 2015 types amp amount of technology available In general primary data collection will cost more than secondary amp will take longer The more people you want to collect data from the longer it will take and the more staff it will require People characteristics Secondary Data Review of existing documents amp records World Wide Web great resource Advisory Board Coalition members can help identify local sources and documents How old is the info How was the original information collected Was data collected systematically with trained data collectors From whom was the data collected Common sources WHO Bureau of Labor Statistics Dept Of Health etc Secondary Data Vital Statistics Registration of births deaths fetal deaths marriages divorces and annulments and induced terminations of pregnancy Birth and death records revised in early 21st century to provide more data important to public health Census reporting allows us to look at subgroups better Up and Back reporting local to state and federal Moving toward a paperless system Monday October 5 2015 Secondary Data Notifiable Diseases Health care providers must report cases of certain communicable diseases to local public health authorities Up amp Back system here too Primary Data Observation Often used to measure behaviors to assess some environmental factors and to contribute to an assessment of quality of life observe individuals groups environment Need to have systematic data recording system and trained data collectors Real time data recording or videophotograph observation for later data recording Benefits ability to witness behaviors skills and conditions rather than relying on selfreports and the ability of a trained observer to document that which is of interest in the real world potentially improving interpretation and the ability to prioritize or assess Weaknesses possibility of observer making incorrect observations and interpretations subjects of observations reacting to presence of observer Primary Data collecting good data Clearly define behavior or environment under observation use systematic means of recording events plan how observers can remain as unobtrusive as possible train all observers Primary Data Interviews Individual andor small group ask a series of predetermined questions and record responses 3 Monday October 5 2015 use trained interviewers structured interview same questions same order semistructured interview set core questions with clarifying amp followup questions as necessary Primary Data Individual Interviews How face to face phone electronic computerassisted telephone interviews Who keyinformant central intercept Objective structured question formats may require no more than adding up the number of responses in certain categories openended questions and semistructured interviews will involve the generation of transcripts and a data analysis plan that calls for the reading of the transcripts by several readers to identify reoccurring themes and concepts Primary Data Group Interviews Used When group interaction is necessary to generate more indepth responses one needs to reach a consensus time and money are short Primary Data Focus Group Interviews Focus group participants usually alike with regard to one or more characteristics Monday October 5 2015 geographic location age gender socio cultural orientation risk status health problem characteristics Randomly selected or recruited from defined group May or may not know each other Anonymous or first name only during interview Primary Data Focus Group Interviews How Audio or video recorded Moderator poses questions from focus group guide Observer records nonverbal responses and notes other characteristics of discussion 14 Steps on blackboard Primary Data Written Surveys amp Questionnaires Generate selfreport data through written responses to a standard set of questions Quantitative or qualitative Benefits include can be quick and easy way to get data can be administered to large numbers of people at once Best to use or adapt existing survey Search professional literature for existing surveysquestionnaires Once identified take a closer look how close a match is the population surveyquestionnaire properties reliability and validity tests results reading level Pilot testing is important Monday October 5 2015 Planning Primary Data other techniques Nominal group process and Delphi Technique for group process Document review Geographic Information Systems mapping
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