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E i I f i

Basic Data Management Using Epi Info-7 Software

Epi Info is a Database and

Statistics software for

public health professionals By

Dr. Sahibzada Azhar MujibData Management Unit

Epi Info-7 Activity Layout

Day‐01 Presentation on Epi Info‐7 New Features 

& Differences from Epi Info‐3.5.x Introduction to Questionnaire

Activity 1 : Create From  Activity 2 : Enter Data

y

Day‐02

Activity‐5 : Visual Dashboard Analysis

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Epi Info-7 Main Features

Rapidly create questionnaire or data entry form

Customize data entry process

Enter data and manage data entry

Data Analysis: including 

Classical Analysis 

Visual Dashboard Analysis

Where to get Epi Info Software?

http://www.cdc.gov/epiinfo

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New Features inEPI Info Version 7

Version 7 : developed as an open-source project

Vi l C# NET f kProgram Language: Visual C# .NET frame work

MySQL, SQL server and Access database support

Support for Multi-user environment

Support for Windows and Linux operating systems

Create forms with more than 255 fields

Two versions of Epi Info-7 (Setup/Zip)

Can run from a flash drive.

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Epi Info Tools

Epi Info Tools

To create electronic data entry Forms with different types of customizations

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Epi Info Tools

To manage data entry in the questionnaire

Epi Info Tools

To analysis data including; frequencies, means, cross tabulation, graphs, statistical tests etc using Classicaltests etc using Classical Command driven analysis

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Epi Info Tools

To analysis data including; frequencies, means, cross tabulation, graphs, statistical tests by generating various analysis gadgets on Visual Dashboard.

Epi Info Tools

Create Maps shows distribution of data in accordance with the geographic boundaries of the area.

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Epi Info Tools

Option tool is used to make various setting of the Epi Info software.

Epi Info‐7 Data Storage 

Two Database Storage Systems are used in Epi Info‐7.

1. Microsoft Access Database (Single System)

2. Microsoft SQL server (Network System)

Microsoft Access Database

It has an extension of (.MDB)

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.

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EPI Info-7 Project Files

When a Project in created in Epi Info‐7, itWhen a Project in created in Epi Info 7, it Creates a folder with the same name.

Within the folder, two files are created having same name.1‐ Prj filej

2‐mdb file

Epi Info-7 & Epi Info 3.5.XMain Differences

Epi Info 7 Epi Info-3 5 x

A‐ Creating QuestionnaireEpi Info-7 Epi Info-3.5.x

Program Name (Form Designer) Program Name (Make‐View)

Questionnaire  =  Form Questionnaire  =  View

Creates a folder with the name of the project which contains project files. 

No folder is created for the project file.

S >255 i S < 255 iSupport >255 questions Support < 255 questions

Data Storage (Access, MySQL, SQL) Data Storage (Access)

Drag and Drop for Field Creation No drag and drop field creation 

Separate settings for Font for Prompt and Field

No separate settings, only one settings.

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Epi Info-7 & Epi Info 3.5.XMain Differences

Epi Info 7 Epi Info-3 5 x

A‐ Creating QuestionnaireEpi Info-7 Epi Info-3.5.x

Independent positioning for field and prompt

No independent positioning

Much improved alignment and size control for fields and prompt

Less alignment and size control

Title for group variable can be resized. No option exist.

Undo and Redo command Available No Undo and Redo Command availableUndo and Redo command Available No Undo and Redo Command available

Template can be created  for single field, group of fields, page or whole project.

No such option

Quickly build the questionnaire using ready made and previously saved Templates

No such option only vocabulary option exist with limited use

More user friendly questionnaire designing Experience .

Not as user friendly

Epi Info-7 & Epi Info 3.5.X

Epi Info 7 Epi Info-3 5 x

B‐ Enter DataThe main features of the Enter Data program in both versions are same A few points of differences/additional features include;

Epi Info-7 Epi Info-3.5.x

On opening the form in Enter Program, it goes to the first entered record.

It goes to the new blank record.

Line list of the entered data can be generated

No such options

Data can be exported to excel or html  No such optionsformat

Dashboard and Map module can be accessed from within the enter program for quick analysis.

Linked record in Relational Database system can be accessed

No such options

No such options

No such options

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Epi Info-7 & Epi Info 3.5.XDifferencesC‐ Analyze Data

Two data analysis tool of Epi Info7 

• Classic Analysis (Which is the continuation Analyze data program of the Epi Info 3.5.x

• Visual Dashboard Analysis (This is totally a new tool in Epi Info‐7 and is partly replacing the Epi–report module of the Epi Info 3.5.x

Lets start working with Epi Info-7Epi Info-7