Stata Collapse Keep Value Labels, I want to do a mean between this two prices Stata allows you to label your data file (data label), to label the variables within your data file (variable labels), and to label the values for your variables (value labels). "income, gender == other"). With every other command with which I have used an if I'm using Stata14 and I'm trying to append two survey datasets that have ~200 variables with same names but different values and value labels. collect Many Stata commands support the in qualifier, but here we need if and the syntax hinges crucially on the fact that under the aegis of by: observation number _n and number of observations STATA collapse详解 // 分类汇总 // stata 中 collapse 的用法 // // stata中的collapse命令是一种重新整理数据的有效工具，它可以将多个变量和水平的多维数据表合并成一个维度的数据表。 This collapses the data and generates a variable meanhappy containing average happiness at the country level. Perfect for researchers References: Re: st: keeping variable labels after -collapse- From: daniel klein <klein. Specify {opt vallab ()} to preserve value labels for the specified {help varlist}. I just need something like , where merge keeps merged labels only! I am working with Stata 13 and I'm trying to reshape my data following the steps provided in the Stata FAQs below about how to apply labels after reshape. Each of these commands Subject: Re: st: keeping variable labels after -collapse- I did indeed overlook something, as -uselabel- will not help here, either. There are two options to relabeling the variable labels: 1)How would I keep everything before â€" symbols in the variable label? For example But how can you keep case_id, faa_ors, faa_asn, usgs_pr_id, t_county, and t_fips? Each of these variables sometimes takes on different values within the group of observations defined by Collapse Collapsing your data means to combine several cases into single lines. Generate a variable which groups the cars into those with a weight below 2000, those with a Home Forums Forums for Discussing Stata General You are not logged in. Here is a file containing information about the kids in three families. Is it possible to save the old Hello all: I am trying tweak this code here to make it copy variables label AND copy the values labels from the value label do file I created. The code also keeps the variable labels (i. My code is all about generating a new variable, so it follows that you get to keep the existing variable if you wish. dta",replace sysuse auto,clear keep in 1 append using Hi all, As you know, -collapse- does not preserve the label of variables that it operates on. For . Best Daniel -- I What happens is that the master and using dataset share value labels with the same name. label > question whether -label save- existed then. >> - -collapse- so I implemented Nick's algorithm by saving the pieces of code >> in separate files and -include- ing them into the master code. However, if you reshape long with different variable labels, it does not preserve them (example 4). But other variables need to keep with collapsed variables. the description of the variables) and the value labels (description of possible responses) and assigns them to the newly created aggregate variables. I collapsed my variables but I want to keep the original labels while keeping the "mean" on the variable names. I found Nick Cox's solution not working for me. We will illustrate this using an example showing how you can collapse data across kids to make family level data. Dear Statalist Nick Cox has a trick to keep variable labels after -collapse- Reference: http://www. daniel. Can anybody give me a hint, what I need to do so Hi everyone! I am wondering if I can somehow keep the variable labels when I use the reshape command. Note that "labelled variable" is ambiguous as it could mean variable Dear Community, I want to open a dataset in stata format in R. . 2003) I found instructions on how to keep the original variable labels Ada Ma wrote: All the info you needed are actually in the help file for label. After you have collapsed the data, the labels should still be available. for example: recode qn1b (98 = . I included the code as good practice - I don't ever want to Collapsing Survey Data to Preserve Variable and Value Labels (Stata) - evpu/Collapsing-Survey-Data-Stata Collapse by a variable, while preserving others and creating new variables 08 Apr 2021, 10:52 Hi, I have a dataset on property transactions (a sample below, for those of you from the UK, With collapse, we could build a simplified dataset containing mean temperature anomalies for 132 years instead of 1,584 separate months. do file to copy variable labels before collapsing * I have smallholder agriculture plot level commercialization data which i want to collapse to household level data. How can I collapse my dataset and keep the same variable labels? Dear all, I was just thinking about this: When you analyze hierarchical structured dataset (for example students L1 clustered in schools L2) and you wish to analyze the second level only (by Remarks and examples stata. > > Best 0 I'm trying to collapse only a subset of my data using if, but it seems to be dropping / collapsing much more than I expect. That makes sense, I am only using -collapse (first) var1 var2 etc. As usual, you can label the variable to make it more descriptive for . I It works well, except the variable names "income1, income2, income3" appear in the legend. >> >> In practice, you only need to remember to "squeeze" I want to keep my variable labels after collapsing in stata. st: Keeping the same variable with collapse- Reference to Sep. collapse I'm using collapse to generate mean GDP growth and first-year Gini coefficient by country and period. If you greshape wide, it preserves variable labels (example 1 below; note that it also adds "j" to the front of the label). As far as I see, -label save- Some stata tips to go faster. Is there a way to retrieve the original labels and apply them to the reshaped dataset? > In the FAQ (Nicholas Cox, Sept. -collapse vb_1 vb_2 vb_3, by ( I have daily measurements which I wanted to collapse by two variables (area and group) by date. One possible solution is to change the value label names in one of the datasets before merge While this is probably a good default option to keep you from messing things up and "warning" you that the collapsed data set is different from the original one, it might be useful in some other cases to Seems there is no canned way to save variable labels. You can check that by typing: label dir to check if the labels Then we have the important command collapse. do foreach v of var * { label var `v' "`lab`v''" } Raw copylabels. 81@gmail. This is much liking creating statistics for groups of cases, but by collapsing your data a new data set is created that outcomes from one collapse can make keeping track of statistic output somewhat difficult by looking at the variable name alone. 1. I only changed the variable list (on which to apply 1 Thinking on this some more, my egen count with by operation isn't necessary. com collapse takes the dataset in memory and creates a new dataset containing summary statistics of the original data. do file to run after copylabels. The code looks like this: Before -collapse-, copy the variable labels to local macros: If you reshape long with identical variable labels, it preserves them (example 3). Dear Statalist Nick Cox has a trick to keep variable labels after -collapse- Reference: http://www. I can generate a 1/0 variable for nonmissing/missing string variables then use (sum) in collapse. Login or Register by clicking 'Login or Register' at the top-right of this page. - option, which explains why the value labels could be preserved. This tutorial covers the basics of collapsing datasets by mean, sum, count, and more. g. It seems like The question is simple: I want to keep variable labels of a large dataset after reshaping it to long format. Problem: my dataset is quite big with more than 3,500 variables in wideformat (most A repository for Stata modules that I develop. com/support/faqs/data-management/keeping-same-variable-with-collapse/ I found it I want to keep my variable labels after collapsing in stata. I mean inflation and trade Raw attachlabels. Contribute to Yandeen/YAND-STATA-TIPS development by creating an account on GitHub. If you then reshape long, it Collapsing string variables? Hi, I'm a Stata newb and was hoping to get some help. To automate which labels to keep, I would still require to run , as the name of labels can be unintuitive. All other options are passed to collapse. We are deciding how to create variable labels. Essentially my problem looks like the first table and I am trying to collapse it to get an output like the table below it. Collapsing Survey Data to Preserve Variable and Value Labels (Stata) - Collapsing-Survey-Data-Stata/collapse survey data. In this article, I show three ways Stata can treat missing values when using the -collapse- command and the sum() function. com> RE: st: keeping variable labels after -collapse- From: "David Radwin" {p}Instead of running {help collapse}, use {cmd:labelcollapse} to preserve variable labels. Seems there is no canned way to save variable labels. ) > > That said, the macro-based method has some uses. Fortunately, Stata develops labels for each variable providing details on How can I collapse my dataset and keep the same variable labels? Question I frequently use collapse on my datasets and find it frustrating that I lose all my variable labels as they are replaced by something like (mean) varname. Perhaps -collapse- is not the right command to use here. I would like to do the appending so that value #3 is already an answer to #6 (sorry, couldn't resist). How do I sneak in the code to apply the value Remarks and examples collapse takes the dataset in memory and creates a new dataset containing summary statistics of the original data. However, it is not working properly When I collapse a dataset by multiple variables, by default, Stata keeps only the combinations for which there are observations and so statistics can be calculated. a "don't know") (99 = . This forces gcollapse to create variables before collapsing, meaning that if there are J groups and N observations, gcollapse Question After reshaping my dataset using the reshape command, some of the variable and value labels are deleted. I have a variable "price" that is repeated twice in some days (where days is represented by variable "edate" ). For example if a variable is named "age" with the label "age of subject", after using . 2003) I found instructions on how to keep the original variable labels after collapsing a dataset. Best Daniel -- I might be overlooking something here, but the question is/was about _variable_ labels, not _value_ labels. You can browse but not post. I don't want to rewrite all the labels for my variables since there are many of them, each with specific labels. stata. Is it possible to save the old variable labels collapse命令如何保留原来的变量标签？,当我们处理数据时，经常需要用到collapse命令来求和，求平均值，中位数等等，但是collapse命令有一个弊端就是用完以后，变量标签会发生改变，变为变量名之 How can I run the following consecutive collapse commands in Stata without losing all of my variables? For example, when I run: collapse (first) Complete num_countries, by (year Region Description labelcollapse performs collapse while preserving variable and value labels that would otherwise be lost. What can I do to Categorical variables & value labels Categorical variables Exercise Load the pre-installed dataset auto. Contribute to bquistorff/Stata-modules development by creating an account on GitHub. By my understanding, collapse should produce the sum of value and quantity for each combination of exporter-ic-unit, and keep the max value of miss_q_raw, which is 1. The code looks like this: Before -collapse-, copy the variable labels to local macros: That makes sense, I am only using -collapse (first) var1 var2 etc. e. How can I accomplish this? sysuse auto, clear recode foreign (1=2 "Foreign") (0=1 Try using greshape instead of reshape. How can I create a dataset (matrix) of means (other stats) of variables from the current dataset? The collapse command in Stata is used to aggregate a dataset by collapsing it based on some summary statistics of a variable. For instance, value labels from the dataset may be longer than desired for a column header, or you may prefer a different description than the default provided by Stata for the statistics in your table. Fortunately, Stata develops labels for each variable providing details on See help missing in Stata for a very useful discussion of working with missing values in Stata that explains why that works. In this case, I would need to keep The collapse command in Stata is used to aggregate a dataset by collapsing it based on some summary statistics of a variable like mean, sum, median, I would like to label the variables back to their original variable labels after I recode them in Stata. do at master · evpu/Collapsing-Survey-Data-Stata labelcollapse performs collapse while preserving variable and value labels that would otherwise be lost. How could I either: (1) I need to collapse this by importer exporter year, using the max of entry_force but keeping the rest of the values for that max of entry force. Syntax Have you ever worked with a data set that had so many observations and/or variables that you couldn’t see the forest for the trees? You would like to extract some simple information but you can’t quite I also loose my variable year, and therefore information on the year of the last non-missing observation kept. As I am not versed in programming skills, I used awkward code of keeping each category of Keeping the value labels in xpose 22 Nov 2014, 08:37 Dear friends, My data is in excel, I want to import it and transpose the rows and the columns to be able to set the data as time-series. b. Example sysuse auto,clear collapse price mpg headroom trunk weight length turn displacement gear_ratio,by (rep78 foreign) save "temp. 2002/updated Sept. Opening works, but labels for variable names and values are not transferred. collapse adds meaningful variable labels to the variables in this new This is a consequence of Stata's inability to create variables via C plugins. (I am away from my old > manuals. Because the syntax diagram for collapse makes using it appear more c Remarks are presented under the stata. i. For example, you might have student data but you really want classroom data, or you might have weekly data but you want outcomes from one collapse can make keeping track of statistic output somewhat difficult by looking at the variable name alone. To avoid losing variable labels i resorted Question I frequently use collapse on my datasets and find it frustrating that I lose all my variable labels as they are replaced by something like (mean) varname. My dataset looks currently like this (is in the long format) and I want to reshape it Append, Merge, and Collapse in Stata This document will assist Stata users in learning when and how to use append, merge, collapse, and many of the options for each in Stata. How Do I Get Stata to Treat Missing Values The Way I Want? Like > Subject: Re: st: keeping variable labels after -collapse- > > I did indeed overlook something, as -uselabel- will not help here, > either. Before -collapse-, copy the variable labels to local macros: foreach v of var * { local l`v' : variable label `v' } 2. b "refused"), gen I needed a second look at your example to guess that the variable label would have to come from the variable labels. do > collapse * attachlabels. Is there any option that allows the command to keep this variable? Sometimes you have data files that need to be collapsed to be useful to you. collapse adds meaningful variable labels to the variables in I want to keep this label, but still recode the 10 value to . After the command we have (mean), which tells Stata that we want to save the means, and we do it for the variable wdi_empagr (the percentage of the Learn how to use the collapse command in Stata to summarize your data efficiently. com/support/faqs/data-management/keeping-same-variable-with-collapse/ I found it tedious to copy the pieces of code everytime I needed to -collapse- so I implemented Nick's algorithm by savin Although the advice in #2 will redefine the labels in the newly collapsed data set, it won't actually apply them to the variables--you have to do that separately. do * Tiny . collapse (mean) temp, by (year) . com eaningful variable labels to the variables in this new dataset. 2002 posting In the FAQ (Nicholas Cox, Sept. special treatment of a string in collapse 28 Jul 2015, 17:29 Dear all, I have data which I would like to collapse but I am finding it difficult to treat my string variables in the collapse command. What I want to do. I don't want to use the variable labels either (e. Kit's technique > presupposes that the variables have the I am working with a dataset of about 160 variables, and need to recode missing data in a newly generated variable. d5eh, bkq7f, lyxzc, l0v, foyxw, 9abm, cvk, ahcgh52a, u2y, muia,