This paper will provide a non technical approach to understanding the transpose procedure by showing the programmer how to visualize the expected output. The sas system option nobyline suppresses the printing of the default by line. When you use a numeric variable as an id variable, proc transpose changes the formatted id value into a valid sas name. Below is an example of using sas proc transpose to reshape the data from a long to a wide format. Add horizontal and vertical reference lines to sas graphs. How to keep multiple formats in one variable after transpose. Right now the column names are not in any particular order. Data step and proc transpose are the two most common methods. The table lists defaults for the most commonly used ods destinations.
I did a groupby in a proc sql to get the data in a table that i needed but i am not getting my proc transpose to look right. How to keep multiple formats in one variable after transpose mindy wang abstract in clinical trials and many other research fields, proc transpose are used very often. Its a very powerful procedure when you need to change the shape of the data. With sas, data transposition can be carried out in more than one way. Louis, missouri abstract proc transpose is a powerful yet underutilized proc in the base sas toolset. If however two or more variables need to be transposed, you need to transpose. From the first output of proc print, we see that the data now is in long format except that we dont have a numeric variable indicating year. The style option in the second sum statement specifies that the background color of the cell cont. Delimiter delimiter specifies a delimiter to use in constructing names for transposed variables in the output data set.
Printer postscript, pdf, pcl styles set at the ods statement will remain in effect until changed to another style or until the destination is closed. Creates an output data set by restructuring the values in a sas data set, transposing selected variables into observations. Proc transpose rearranges columns and rows of sas datasets, but its documentation and behavior can be difficult to comprehend. Proc transpose is an extremely powerful tool for making long files wide, and wide files less wide or long, but getting it to do what you need often involves a lot of time, effort, and a substantial knowledge of. Proc transpose transposes only the numeric variables, test1, test2, and final, because no var statement appears. Contains the complete reference for all base sas procedures. Most base sas procedures that support ods use one or more table templates to produce output objects. I have a proc transpose see fingure 1 that ends up moving date style named variables to be column names see figure 2. Proc transpose transposes the observation that contains the last occurrence of a particular id value within the data set or by group. The output from proc means is one row and three columns, so i use proc transpose. How to reshape data wide to long using proc transpose sas.
If youre in sas, use proc transpose for this option. Using ods styles with proc tabulate using styles with base sas procedures. Creating excel output with multiple work sheets duration. In sas, i have a data set similar to the one below. For common input files, this paper will show a variety of desired output files, plus code and explanations.
First, lets see what happens when you use proc transpose on sashelp. Sas proc transpose without needing to sort the data. You can find multiple examples in the sashelp library. Creating customized patient profiles using sas ods rtf and proc template andrea ritter, biostatistics, quintiles inc. Hi i am trying to update only a few elements using css, however as soon as i provide my css style, elements for which i did not specify a style also change. However, sas variable names cannot begin with a number. There is a summary sheet at the end of the paper as well for later reference. Proc transpose provides the ability to go from a long dataset where there are multiple rows for a given subject to a wide dataset where there are multiple columns for a subject. A novel approach using hash objects continued other clinical study examples.
Using style elements in the report and tabulate procedures. Proc transpose is a great procedure, but it creates a sas data set, not a report. Using proc transpose to flip or restructure data by alan elliott. If outputdataset does not exist, then proc transpose creates it by using the data n naming convention. Modifying css style in ods pdf sas support communities. To print the output data set from the proc transpose step, use proc print, proc report, or another sas reporting tool. Use the sort procedure to reorder observations in place or output to a new dataset. Besides these two, this paper also introduces a third way, proc. How to link inside a pdf file from one page to another to generate a link in pdf, use the same mechanism as that used in html. Proc contents output see output 5 below shows that the new lengths of the variables match the longest value from the raw data. Sas tutorial ods statistics tutorials for sas, spss, winks, excel. After running my codes sas ods generate very nice output which looks like this.
Further, the output data set can be used in subsequent data or proc steps for analysis, reporting, or further data manipulation. Sas users are unsure of the results it will give and curious about syntax that is often not particularly intuitive. Dec 18, 2012 this video is about proc transpose step in sas. It should be noted that the default var list for proc transpose is all numeric variables not use used in other statements. Power up your reporting using the sas output delivery system. The transpose procedure can transpose variables and observations, or transpose variables and observations within by groups. So, for example, using the same program as above with a style option. If specified, the delimiter will be inserted between variable values if more than one variable has been specified on the id statement.
Pdf proc tabulate building tables with style researchgate. For longtowide transposes, the by variable s should uniquely identify each row. Sas, microsoft word, power point, i have 25 doctorate degrees. If outputdataset does not exist, then proc transpose. Data transposition with proc report lingqun liu the university of michigan, ann arbor abstract transposition is a very common data manipulation task. Next, i define the pdf output delivery system and style.
Provides information about what each procedure does and, if relevant, the kind of output that it produces. This step by step process also shows how to use this procedure to do a. Refer to the sas procedures guide for more information on proc transpose. How can i generate pdf and html files for my sas output. Your data must be sorted on your by variables before running proc transpose. Proc transpose is a powerful yet underutilized proc in the base sas toolset. My problem is that i need to order the column variables in a particular order when i proc. Thus, when the first character of the formatted value is numeric, the procedure prefixes an underscore to the value, truncating the last character of an 32character value. For example, if prefixvar, then the names of the variables are var1. Meaning of proc transpose is a powerful data manipulation tool in base sas. This tutorial explains the basic and intermediate applications of proc transpose with examples. Each destination has a default style template that is applied to all. My proc transpose is not turning out the way i need it to. Base sas, macros, routines, functions, sas data integration studio, sas in mainframes, sas webreport studio, sas enterprise guide, proc compare sas statistical analysis system search web.
With sas, you use statements to write a series of instructions called a sas program. Transposing statistics from proc means sas support. There are several ways to produce tabular output using sas. Doc file to make it into a standard word document by selecting in word filesave as and choosing t. To create transposed variable, the procedure transposes the values of an observation in the input data set into values of a variable in the output data set. It contains three sample sas input files, a set of basic proc transpose variations, and their output results. When you use the label option in the proc print statement, the procedure uses labels for column headings. Transposing multiple variables in a sas data set within a single macro call. Proc transpose help order of transposed columns sas.
When many variables with their individual formats are transposed into one variable, we lose the formats. Looks and feels almost exactly like proc transpose doesnt have all of the capabilities of proc transpose as it was designed for just one purpose. The style option in the first sum statement specifies that the background color of cells containing totals for the variable price be changed to light blue and the font color be changed to white. These table templates include templates for table elements. So by putting at least one example of every possible date in the first by group and in the right order then it creates the columns in the right order. For a data set in wide format such as the one below, we can reshape it into long format using proc transpose. How to reshape data wide to long using proc transpose. Taming the proc transpose matt taylor, carolina analytical consulting, llc abstract the proc transpose is often misunderstood and seldom used. This output is in standard word tables for text output, and also includes the previous graph in the same word file. This paper presents an easy beforeandafter approach to learning proc transpose. In clinical trials and many other research fields, proc transpose are used very often. This guide contains written and illustrated tutorials for the statistical software sas.
Thus, when the first character of the formatted value is numeric, the procedure. There is no particularly good way to do this in proc sql. For example, you have data in vertical long format and you are asked to change it to horizontal wide format. Most of the time, youll need to make modifications to your variables before you can analyze your data. This section discusses some applications of the transpose procedure relevant to time series data sets. Creating customized patient profiles using sas ods rtf and. Advanced report procedure tips and tricks updated for sas 9. This sas software tutorial shows how to use proc transpose to transpose a datasets rows and columns, and discusses when to use a transpose. How to reshape data long to wide using proc transpose. To create transposed variable, the procedure transposes.
How to reshape data long to wide using proc transpose sas. Proc transpose creates the columns as it sees new values of the id variable. Examples of proc template code will be provided to modify existing sas styles, and picture formats will be used to enhance table output. When you use proc print with the nobyline option, each by group starts on a new page. Use ods styles with proc print using styles with base sas procedures. When i transpose this dataset it creates a dataset with 2. Sailing over the across hurdle in proc report sas support. Because the fact book needed a polished, professional appearance, information had previously been transposed from sas output into a. For widetolong transposes, the by variable s determine the row structure of the long data. Proc transpose doesnt have all of the capabilities of proc transpose as it was designed for just one purpose.
The obs option specifies the number of observations to process. Couple that with the styling capabilities of sas procedures and other. Exam content guide 2 manage data sort observations in a sas data set. A quick introduction to the powerful report procedure. Remove duplicate observations with the sort procedure. The program communicates what you want to do and is written using the sas language. Ods output in result viewer this is the table i actually want to use futher to merge with other variables, but sas file created in explorer along with this output, looks like this.
The full macro version, %long2wide, is based on the above. With many sas procedures, you can use the template procedure to modify your output. Data transposition with proc report midwest sas users group. The following examples will illustrate how to utilize proc transpose to convert this long dataset where there are multiple rows per subsidiary into a wide dataset where the rows are uniquely defined by each subsidiary. Chen li, educational testing service, princeton, nj. Yet, users often find that they need to customize their output even more. Using style elements in the report and tabulate procedures introduction when you invoke the sas output delivery system ods to generate output, the application uses a default style. Sep 21, 2014 r use r and sas to reshape the data format.
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