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.
When reading data with PowerShell, a CSV file is a much less complicated (and faster!) solution than an Excel spreadsheet. Here's how the two differ and how you can save time by using a plain-text CSV file.Microsoft's Excel is a great tool in any IT professional's toolbox.hen reading data with PowerShell, a CSV file is a much less complicated (and faster!) solution than an Excel spreadsheet. Here's how the two differ and how you can save time by using a plain-text CSV file.