is not possible -q1 is a variable, not a constant- but In the ‘Numeric Expression‘ box, enter the function ‘MEAN()‘. Scripting appears to be disabled or not supported for your browser. German / Deutsch Please note that DISQUS operates this forum. END IF. The IF command below does just that. This process requires you to make a new copy of your SPSS data file. Serbian / srpski SPSS evaluates case criteria as "true" or "false." When using to in syntax to refer to variables that already exist in the data set, SPSS assumes that variables are positionally consecutive (all variables between the first variable listed and the last variable listed in the command will be included). The logical expression on the second IF command tests whether DEPT equals SALES. We'll now flag cases who work fulltime. Home; Getting Started with SPSS. If you’re working on really large datasets, … you can't recode 2 variables into one Chinese Traditional / 繁體中文 Slovenian / Slovenščina In SPSS syntax, placing an asterisk (*) or a forward-slash followed by an asterisk (/*) at the start of a line will turn all text on that line into a comment. Two commands that you can use to create numeric variables are compute and if. SPSS will not create the new variables unless we issue either the execute command or a procedural command (whether or not the procedure involves the newly created variable). if(any(city,1,2,5)) filt_1 = 1. Sometimes data files contain information that is superfluous to a particular analysis and y… Typically, comments in SPSS syntax are color-coded with the color gray. In the next example, we create the new variables nvcr2 to nvcr5 as the lag of num1. Newvar=MEAN(X1,X2, X3, X4, X5). Andy W Andy W. 4,671 3 3 gold badges 19 19 silver badges 47 47 bronze badges. The term $SYSMIS refers to system-missing values. Remember, SPSS does not like spaces in the variable names. For example, if the ID 100355 appears twice, the new variable will have values of 100355 and 100355_1 in the corresponding rows. SPSS will not create the new variables unless we issue either the execute command or a procedural command (whether or not the procedure involves the newly created variable). execute. END IF. However, RECODE has more limitations too. In the second method, if any of the variables is missing, it will still calculate the mean. To create a new string variable within a DO IF—END IF structure, you must first declare the variable on the STRING command. Does anyone know an easy way to square a variable in spss 19, that is, to create a new variable by multiplying the values of a variable by itself? Korean / 한국어 Portuguese/Brazil/Brazil / Português/Brasil If your variables are contiguous in the file you can use the SUM command using TO to specify the variables in simple syntax. If so, the variable RATE is set to 0.02. This is done with the STRING command. And just as importantly, you’ll have documentation for exactly how you created them. COMPUTE new_var=4. This will bring you back to the Compute Variable window. Suppose we wanted to make a variable called length2 which has lengthsquared. Macedonian / македонски SPSS will create a new variable and place it to the far right in the data set. In almost every situation, you want to use Into Different Variables.Recoding Into Same Variables replaces the values in the existing variable. will call up this dialog: Enter a Target Variable, i.e. Whenever you perform an action on SPSS it is interpreted as syntax and saved to the output window. the name for the new variable to create. Learn how to create a new, grouping variable in SPSS using the "Transform" - "Compute Variable" command in SPSS. Bulgarian / Български For getting the most out of this tutorial, we recommend you download the file and try the examples for yourself. I need to create a new variable based on 3 variables. Hitting the Enter key will create a new, un-commented line. Color-Coding Polish / polski A more common scenario would be to use this variable in a conditional statement. For example, suppose you have two variables ( v1 and v2 ), and you wish to recode all cases of v2 to be equal to the system missing value where v1 is also system missing. Here is the full collection of possibilities among SPSS Syntax language variables: Name: Short form of the variable name. The second day of the week is a Monday, so we want to temperature on Monday in the new variable column). In SPSS syntax, placing an asterisk (*) or a forward-slash followed by an asterisk (/*) at the start of a line will turn all text on that line into a comment. if(gender = 0 & whours >= 36) fulltime = 1. RECODE famimpor (4=3). French / Français In SPSS the command to do this is called Compute. missing values doctor_rating to facilities_rating (6). If I missed anything essential, please throw me a comment below. An SPSS data file contains variables, which are like columns on a spreadsheet, and observations (or cases or subjects) which are like the rows on a spreadsheet. The new ID variable contains a unique identifier for each case in the data set. A good example is to add the suffix ‘_avg‘ to the variable name to signify that it is a mean. John, this will create a new variable called IndexOfHomeOwnership with 4 groups. Our syntax ends with a MEANS table showing minima, maxima, means and standard deviations per gender per group. For new string variables, we must first create new (empty) variables with the STRING command. I hope you found them helpful. will call up this dialog: Enter a Target Variable, i.e. or alternatively Something really wierd is happening now. SPSS Syntax- new variable based on 3 variables. In SPSS, IF computes a new or existing variable the part any(city,1,2,5) means city = 1 or city = 2 or city = 5. I have a data base of patients which contain multiple variables as yes=1, no=0. Enable JavaScript use, and try again. Vietnamese / Tiếng Việt. I very strongly encourage you to create a new variable instead of simply changing the old variable. This quick tutorial will show you how to create a unique identifier for each case – i.e., each person, experimental subject, etc – within a data set in SPSS. IF(gender = 0 and anemia < 12) ... = ... So something like Catalan / Català So we need to use different formulas based on gender. It works reasonably for this variable but IF works great for all variables. EXECUTE. Gracias, In SPSS, IF computes a new or existing variable. RECODE famimpor (1=4) (2=3) (3=2) (4=1). Hi, I am new on SPSS, I hope you can provide some insights on the following. Active 3 years, 10 months ago. Please see our SPSS FAQ: What kinds of new variables can I make with the create command? Be sure to return to the “Split Files” window and click the “Analyze all cases” radio button when you want to go back to analyzing all the data together !!!!! We'll do so by using the last 5 variables in hospital.sav. If you press OK, SPSS will generate a variable named ID that will contain a unique identifier for each case in the Data View. but you can use an IF condition involving multiple variables: In our first example, we show how to input string variables into a new data set.