Basic Data Management Using Using EpiEpi Info SoftwareInfo ...azhwebs.com/downloadfiles/epiinfo3/EPI...

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E iE i I f iI f i

Basic Data Management Basic Data Management Using Using EpiEpi Info SoftwareInfo Software

EpiEpi Info is a Info is a Database and Database and

Statistics software Statistics software for for

public health public health professionalsprofessionals By

Dr. Sahibzada Azhar MujibData Management Coordinator

EpiEpi Info Info Course ObjectivesCourse Objectives

ToTo LearnLearn the use of EPI Info in Researchthe use of EPI Info in Research To To LearnLearn the use of EPI Info in Research the use of EPI Info in Research Data Analysis.Data Analysis.

To To develop skillsdevelop skills for managing for managing Epidemiological Research Data by EPI Info Epidemiological Research Data by EPI Info

ftftsoftware.software.

Apply this knowledge and skills Apply this knowledge and skills to to accomplish analysis of your own projects.accomplish analysis of your own projects.

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Course MethodologyCourse Methodology

Interactive DemonstrationsInteractive Demonstrations

AssignmentsAssignments

Training ExercisesTraining Exercises

EvaluationEvaluation

Course Time TableCourse Time Table

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AssignmentsAssignments

A series of 5 Assignments are designed for this course

AssignmentAssignment‐‐1:1: Creating questionnaire for a survey Creating questionnaire for a survey “knowledge and practices of mother regarding acute “knowledge and practices of mother regarding acute respiratory tract infection”.respiratory tract infection”.

AssignmentAssignment‐‐2:2: Manage Data entry of the questionnaire.Manage Data entry of the questionnaire.

AssignmentAssignment‐‐3a:3a: Basic data management.Basic data management.

AssignmentAssignment‐‐3b:3b: Basic data Analysis.Basic data Analysis.

AssignmentAssignment‐‐4:4: Finalization of Analysis tables.Finalization of Analysis tables.

What is What is EpiEpi Info?Info?

EpiEpi Info is a computer program for handling is a computer program for handling epidemiological research data.epidemiological research data.

It can be used for

Outbreak investigationsOutbreak investigations Public health surveillancePublic health surveillance Oth h lth d lli d hOth h lth d lli d h Other health and allied research Other health and allied research

ProjectsProjects

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This program is developed and maintained by This program is developed and maintained by


p g p yp g p yCenter for Disease Control and PreventionCenter for Disease Control and Prevention(CDC) Atlanta, Georgia USA.(CDC) Atlanta, Georgia USA.

EpiEpi Info is in existence for more than Info is in existence for more than 25 years25 years..

EpiEpi Info software is in theInfo software is in the public domainpublic domain EpiEpi Info software is in the Info software is in the public domain.public domain.

There is no There is no Copy Right. Copy Right. It is free to copy, It is free to copy, distribute and translate.distribute and translate.

EpiEpi Info is aInfo is a key componentkey component in public healthin public health


EpiEpi Info is a Info is a key component key component in public health in public health education around the world. education around the world.

Used in more than Used in more than 181 countries 181 countries of the world.of the world.

There are more than There are more than one million usersone million users of of EpiEpi Info Info ld idld idworldwide. worldwide.

Translated in more than Translated in more than 13 different languages.13 different languages.

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EpiEpi Info Main FeaturesInfo Main Features

Rapidly create Rapidly create electronic form electronic form with data with data customizationcustomizationandand validationvalidation..and and validationvalidation..

EnterEnter data and data and managemanage data entry.data entry.

Data Data ManagementManagement and and AnalysisAnalysis: : including including

Listing, Sorting and Selecting data.Listing, Sorting and Selecting data.

Frequencies & Means.Frequencies & Means.

Cross tabulations.Cross tabulations.

Basic and advance statistical tests.Basic and advance statistical tests.

Import Import andand Export Export data to Excel and other formats.data to Excel and other formats.

EpiEpi Info VersionsInfo VersionsThree Versions of EPI Info are availableThree Versions of EPI Info are available

DOS V iDOS V iDOS Version DOS Version (Older Version) (Older Version)

Windows Version Windows Version (New Versions)(New Versions)

1.1. EpiEpi Info 3.5.4Info 3.5.422 EpiEpi Info 7Info 72.2. EpiEpi Info 7Info 7

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EpiEpi Info VersionsInfo VersionsDOS Version DOS Version (Older Version) (Older Version)

First Version was released in 1985 First Version was released in 1985 Last update release version is 6.04d in Jan 2001Last update release version is 6.04d in Jan 2001 Size of the Software is 6 MBSize of the Software is 6 MB No further development and Support form CDCNo further development and Support form CDC

EpiEpi Info VersionsInfo Versions11-- Windows Version Windows Version

((EpiEpi Info 3.5.4) 62 Mb Info 3.5.4) 62 Mb (Latest release Date is 30 July 2012)(Latest release Date is 30 July 2012)

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EpiEpi Info VersionsInfo Versions22-- Windows Version Windows Version

EpiEpi Info 7.1.5 (Latest Version) 15 MbInfo 7.1.5 (Latest Version) 15 Mb(Latest Released Date 19 March 2015)(Latest Released Date 19 March 2015)(Latest Released Date 19 March 2015)(Latest Released Date 19 March 2015)

History of History of EpiEpi Info DOS Ver.Info DOS Ver.Epi Info Series Version Support status Release date Significant changes

1 No 1 Sep 1985

2 No 20 Aug 1986

Epi Info for DOS

2 No 20 Aug 1986

3 No 1988

4.1 No 15 Nov 1988

5.01 No Oct 1990Allowed European date formats and non-English characters in data fields.

6 0 N 1992Added programmable menu

6.0 No 1992p g

system

6.02 No Oct 1994

6.04c No 1998

6.04d Yes Jan 2001Year 2000 compatibility upgrade

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History of Windows VersionHistory of Windows VersionEpi Info Series Version

Support status

Release date Significant changes

Epi Info

2000

2000 1.1, 1.2 No 2 Nov 2001 First Windows-compatible version of Epi Info.

2002 R2 No 30 Jan 2003 Bug Fixing

Epi Info 3

3.0, 3.01, 3.2 No Nov 2003 Windows 95 no longer supported

3.3 No 5 Oct 2004Case-based mapping functionality added to the

Analysis MAP command.[

3.4 No 30 Apr 2007Ability to run reports from Analysis, disallowed

multiple instances of the Analysis module, added and CDC flags added to the Nutrition module.[3

3.5 No 9 Jun 2008Added feature to use standardized vocabularies.

First version to require Service Pack 3 if running Epi Info on a computer with Windows XP.[p p

3.5.1 No 13 Aug 2008First version compatible with Windows XP. This

version also fixed compatibility for languages that are read right-to-left.[

3.5.2 No 17 Dec 2010

Windows Vista and Windows-7 compatibility.

Includes OpenEpi suit of Stat Calculations and Fixes the known bugs and issues.

3.5.3 No 26 Jan 2011

3.5.4 Yes 30 Jul 2012

History of Windows VersionHistory of Windows Version

Epi Info Series VersionSupport status

Release date Significant changes

Programming language changed to Visual

Epi Info 7

7.0.5(Apha)

Windows XP, Vista, 7, Ubuntu

No 5 Jan 2009

Programming language changed to Visual C# .NET; MySQL and SQL Server database support added; XML meta-data support added; Linux compatibility added; first Windows version of Epi Info to be open source.

7.0.7.0Windows XP, Vista, 7

No 27 Sep 2011Upgraded framework to .NET version 3.5; Added ability to run Epi Info 7 from a flash drive without administrator rights; Added ability for Epi Info 7 forms to work with essentially unlimited

7.0.8.0 No 17 Nov 2011forms to work with essentially unlimited number of fields; Mapping module added; Geocoding added; Visual Dashboard module added; Release build. Added ability to install Epi Info 7 using a traditional setup file; Added new check code commands; Added ability to calculate z-scores for the WHO Child Growth Standards and WHO Reference 2007.

Windows XP, Windows Vista, Windows 7Windows 8, 8.1 & 10

7.0.9.0 No 16 Apr 2012

7.1.1.0 No 21 Dec 2012

7.1.3 No 07 Nov 2013

7.1.4 No 11 Jul 2014

7.1.5 Yes 19 Mar 2015

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Where to get Where to get EpiEpi Info Software?Info Software?

http://www.cdc.gov/epiinfohttp://www.cdc.gov/epiinfo

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Technical ReferenceTechnical ReferenceEPI Info (Windows)EPI Info (Windows)

The base of The base of EpiEpi Info (Windows) is Microsoft Info (Windows) is Microsoft AccessAccessD t b ( t f Mi ft Offi S it)D t b ( t f Mi ft Offi S it)Database (part of Microsoft Office Suit) Database (part of Microsoft Office Suit)

Analysis out put of Analysis out put of EpiEpi Info is Info is HTMLHTML format format

(Compatible with all available web browsers (Compatible with all available web browsers and Microsoft word)and Microsoft word)

It can It can import and Export import and Export data from data from

Microsoft Excel, Microsoft Access, SPSS, and Microsoft Excel, Microsoft Access, SPSS, and EpiEpiInfo DOS version and many moreInfo DOS version and many more

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EpiEpi Info ProgramsInfo Programs

To create electronic data entry Form with various


entry Form with various customizations

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To manage data entry in


the questionnaire

To analysis data including;


y g;frequencies, cross tabulation, graphs, statistical tests

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Epi Map shows distribution of


Epi Map shows distribution of data in accordance with the geographic boundaries of an area


To design and generate reports based on analysis done.

To design and generate reports based on analysis done.

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An anthropometric calculator for measuring nutritional status of infant and children.

EpiEpi Info Utility ProgramsInfo Utility Programs

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EpiEpi Info Data FileInfo Data File Epi Info data file is called as;

Epi Info Project It has an extension of (.MDB)

File shape is similar to Microsoft Access Database file

Double clicking this file does not open it in Epi Info but opens in Microsoft Access.

The data file has to open through Epi Info program.

Main Components of Main Components of EpiEpi Info Project file Info Project file

Data Table (C t i

Epi Info

View

(ElectronicQuestionnaire)

(Contains Project Data)

Program File (Containing

analysis Syntax)

Project File

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DataTable1 DataTable2 DataTable3

Single Epi Info Project file can contain many Forms, Tables and Program files.

Form 2

Form 3 Program1

Program2

EpiInfo Form 1 Program3

What is Form and What is Form and Data Table?Data Table?

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Comparison of Comparison of Form and Data TableForm and Data Table

Data Table

Data TableData TableFormForm

Comparison of Comparison of Form and Data TableForm and Data Table

Data Table

Data TableData TableFormForm

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Steps Involved Steps Involved ininin in

Managing Managing Research Data using Research Data using gg

EpiEpi Info SoftwareInfo Software

Steps of Managing Data Steps of Managing Data Using Using EpiEpi Info SoftwareInfo Software

Step 1• Creating a Questionnaire in EPI Info• Make view• Creating a Questionnaire in EPI Info• Make viewStep 1

Step 2• Entering data in the Questionnaire file • Enter Data• Entering data in the Questionnaire file • Enter Data

S 3• Data Analysis based on analysis plan

A l D• Data Analysis based on analysis plan

A l DStep 3 • Analyze Data• Analyze Data

Step 4• Impoting Analysis output in Microsoft Word• Analysis output file HTML• Impoting Analysis output in Microsoft Word• Analysis output file HTML

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Step 1: Step 1: Creating a Questionnaire in EPI Info Creating a Questionnaire in EPI Info

Make View ProgramMake View ProgramE iE i I f “M k Vi ”I f “M k Vi ” tt EpiEpi Info “Make View” program Info “Make View” program creates an creates an Electronic data entry form which is called “View”Electronic data entry form which is called “View”..

While creating a view, you have to While creating a view, you have to consider two consider two thingsthings;;

Prompt (Question asked)Prompt (Question asked)Prompt (Question asked)Prompt (Question asked)

Field/Variable (Response)Field/Variable (Response)

What is your age? What is your age?

Prompt Field

Prerequisite for Making ViewPrerequisite for Making View

d b hd b h b l d db l d d Decide about the Decide about the questionsquestions to be included to be included in View (Electronic Questionnaire)in View (Electronic Questionnaire)

Do necessary Do necessary codingcoding of the Questionsof the Questions

Select appropriate Select appropriate EPI Info Questionnaire EPI Info Questionnaire FieldsFields

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Text Field

N mb r

The Text field is an alphanumeric field that

can holds up to 255

EPI Info Main Field TypesEPI Info Main Field Types

Epi Info main Fields

Number Field

Date /Time Field Grid

Label/Titlecan holds up to 255

characters

Number field holds only the number data.

It can also store number with fraction

This field can store Yes/No or Blank value

This field is used in multi response questions and is similar to Yes/ No field.

The Option field creates radio button selection and is used

for mutually exclusive choices. Only one choice can

The Grid (Table) field creates a related table

within the main questionnaire

The Label/Title field is used to

create questionnaire title and field labels.

Yes/No Field

Check Box

Option

It is an alphanumeric field with pre-set date and time pattern.

It can store both American and British date formats

be made at a time.

Step 1: Step 1: Continued …Continued …

Creating a Questionnaire in EPI Info Creating a Questionnaire in EPI Info Make View ProgramMake View Program

T id Mi t k & S d D t E tT id Mi t k & S d D t E t To avoid Mistakes & Speedup Data Entry process, To avoid Mistakes & Speedup Data Entry process, different different Data ValidationData Validation rules and rules and CustomizationCustomization can can be applied to the fields.be applied to the fields.

Legal valuesLegal values

Range settingsRange settings

Apply jumps Apply jumps

Repeat valueRepeat value

Calculated fields etcCalculated fields etc

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Step 2: Step 2: Entering Records in the Questionnaire file using Entering Records in the Questionnaire file using

ENTER DATA ProgramENTER DATA Program

“ENTER DATA”“ENTER DATA” Program is used forProgram is used for

Enter Enter new records in the questionnairenew records in the questionnaire

Navigate/Move Navigate/Move between the recordsbetween the records

EditEdit d i th ti id i th ti iEditEdit records in the questionnairerecords in the questionnaire

DeleteDelete unwanted recordsunwanted records

Find Find records based on some selection criteriarecords based on some selection criteria

Step 3: Step 3: Analysis of the Data file using EPI info Analysis of the Data file using EPI info

ANALZE DATA ProgramANALZE DATA Program Line List, sort, frequencies, means, cross Line List, sort, frequencies, means, cross , , q , ,, , q , ,tabulationstabulations

Statistical analysis (Basic & Advanced)Statistical analysis (Basic & Advanced)

Generate Generate new variablesnew variables

Produce Produce HTML output HTML output file of analysisfile of analysis

Graphical representationGraphical representation

Import/Export data Import/Export data (Access, Excel, Dbase)(Access, Excel, Dbase)

Generate program file/syntax fileGenerate program file/syntax file

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Step 4: Step 4: Exporting Analysis OutExporting Analysis Out‐‐putput

The Analysis out put of The Analysis out put of EpiEpi Info is Info is HTML HTML formatformat

HTML format is HTML format is compatiblecompatible with all web with all web browser software browser software i.ei.e, , ChomeChome, Firefox, IE etc., Firefox, IE etc.

EpiEpi info analysis output can be info analysis output can be viewed viewed and printedand printed through web browsersthrough web browsersand printedand printed through web browsersthrough web browsers

Analysis outAnalysis out‐‐put can be put can be imported in imported in Microsoft wordMicrosoft word where it can be edited where it can be edited and saved as word documentand saved as word document

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