In 2002, the National Kidney Foundation published treatment guidelines that identified five stages of Chronic Kidney Disease (CKD) based on declining GFR measurements. The guidelines recommend different actions based on the stage of kidney disease.
CSV (Comma Separated Value) was a file format devised to store tabular data. It uses commas to separate each entry in a row and the newline symbol to go to the next row. Excel is a more recent spreadsheet application from Microsoft and it saves the data with its own file format.
If the file is a .csv file, Excel automatically opens the text file and displays the data in a new workbook. Note When Excel opens a .csv file, it uses the current default data format settings to interpret how to import each column of data.f the file is a .csv file, Excel automatically opens the text file and displays the data in a new workbook. Note When Excel opens a .csv file, it uses the current default data format settings to interpret how to import each column of data.