var fDesc=new Array(); fDesc[0] = "EpiData Analysis is based on the same principles as EpiData Entry. If you properly define, document and verify data with EpiData Entry, the definitions are also available in EpiData Analysis. E.g. specified legal values with attached text labels(1 = No 2= Yes) or definitions of missing values.

When reading data EpiData Analysis will do some control based on variable definitions, e.g. all dates are verified.

EpiData Analysis is suitable for small as well as rather large datasets. simple datasets like one questionnaire as well as datasets with many or branching dataforms. The principle of EpiData is rooted in the simplicity of the dos program Epi Info v6, which has many users around the world.

EpiData Analysis is used for: Basic descriptive Analysis of quantitive data, Defining and modifying data, Editing / correcting data already entered, Graphing Data, Asserting that the data are consistent across variables and printing or listing data for documentation of error-checking and error-tracking."; function tShowHide(id, show) { var s = document.getElementById("desc"); if ((s.innerHTML.length<=212 || show==1) && show!=2) { s.innerHTML = fDesc[id]; if (document.getElementById('m1')) document.getElementById('m1').style.display='none'; if (document.getElementById('m2')) document.getElementById('m2').style.display='none'; if (document.getElementById('more_txt')) document.getElementById('more_txt').style.display='inline'; } else { s.innerHTML = ''; } }