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