: Stata total I would like to create two variables. Let’s see how _n and _N work. The history is: Prior to Stata 9 there were gen peso = sum (pesoan) and egen peso = sum (pesoan) Because it was confusing to some (at least to me) to have different functions with similar names, StataCorp decided to change name of the -egen- -sum ()- function to: egen peso = total (pesoan) but egen peso = sum (pesoan) should continue working as Nov 24, 2025 · 文章探讨了Stata中求和函数sum ()和total ()的区别。 sum ()计算运行总和，将缺失值视为零，而total ()生成整体总和，只能在egen命令中使用。 In this guide, we will explore how to sum a defined set of variables in Stata to get totals for different years, as outlined in a typical scenario with 48 variables categorized by periods. 15 2 1 500 7. Description total produces estimates of totals, along with standard errors. I have used gen C=sum (B) but that is giving me running cumulative results. table can calculate summary statistics to display in the table. 2 Next by Date: Re: st: summing the values of all observations of a variable inStata 8. com marize() option produces one- and two-way tables of summary statistics Remarks are presented under the following headings: One-way tables Two-way tables ESPN is the place for NFL stats! Find a list of the Offense Total team stat leaders for the 2025 NFL Regular Season. Mar 18, 2018 · Dear Statalisters, I have a dataset with variables var_1:var_200 as well as a variable id that takes values 1:200 as well, so that the total dataset has 200 rows and 201 columns including the "id" variable. Remarks and examples stata. The collapse command allows you to split the May 31, 2021 · Equally common is the need to show row percentages across the column variable, in this instance, the yes/no values of hypertension. In this post, I want to show you how to use these tools to create a table of descriptive statistics that is often […]. For that reason, it is better to use total(), although sum() continues to work and is often seen in code, as many Stata programmers started before Stata 9 and many others have seen it in code and just copied it. cell width column-separation width stub width supercolumn-separation width center-align table cells; default is right-align left-align table cells; default is right-align perform casewise deletion add row totals add column totals add supercolumn totals suppress rows with all missing entries show missing statistics with period replace current data with table statistics name new variables with How can I create variables containing percent summaries? Thedirecteffectofy2ony1isthepathcoefficient(y1<-y2). My database is like that : * Prev by Date: st: summing the values of all observations of a variable in Stata 8. set obs 5 obs was 0, now 5 . The functions are specifically written for egen, as documented below or as written by users. tabstat allows substantial flexibility in terms of the statistics presented and the format of the table. _n is 1 in the first observation, 2 in the second, 3 in the third, and so on. _n is Stata notation for the current observation number. Sep 11, 2022 · Each single variable contains the values in such a way: Now, I want to collect the sum of the values of the first 12 variables in another one called, say, "tot_2000" which should contain just one number (in this example it is 18). But i don't want to use missing as zeros. For example, in R language, I know there are two commands "nrow" and "ncol", which returns the number of columns and rows in a dataset. dta", clear – open a dataset. For example, mean estimates means, ratio estimates ratios, regress fits linear regression models, poisson fits Poisson regression models, and logistic fits logistic regression models. Stata is a complete, integrated statistical software package for statistics, visualization, data manipulation, and reporting. I just want the maximum number at the very bottom of this cumulative result. Statistics can be calculated (conditioned on) another variable. Basically I'm trying to extend this question: Stata: Remarks and examples stata. Jul 4, 2017 · Tabulation with percentage 04 Jul 2017, 13:11 Hi, I would like to obtain a table with the cross-tabulation reported below but with the count (i. 27. generate a = _n . 12 4 2 1700 2. I want to sum up all values in the third column 'expgrp_total' by year and create a new variable filled with the summed value for that same year across the rows. for year 1999, I expect totalsale = 20 + 25+50 (since firm 1001, 1002, 1003 share the same 4100 in year 1999). Below appears a list, sortable by column, of Pokémon and their base stats, as they appear in Generation VII. If an id appears in 6 observations, that total appears 6 times and is counted 6 times when the mean is calculated. As Svend Juul in particular pointed out in various very entertaining talks in 2004, it was not a good idea to use -sum ()- for cumulative or running sum in one context and the same name for How can I modify the > following code to obtain column total of variables Price1 Price2 and Price3? > > OR is there a better way of collecting column total of variables and store > in a . 65 3 2 100 10. > dear statalisters, > > Stata 8. We also demonstrate how to use the collect suite of commands to create a customized table with these results. Jun 24, 2021 · In my last two posts, I showed you how to use the new-and-improved table command to create a table and how to use the collect commands to customize and export the table. I've studied Stata at my university for about 2 years, and now i'am preparing a paper for my graduation. Description proportion produces estimates of proportions, along with standard errors, for the categories identified by the values in each variable of varlist. 40,290; 8,125 etc) reported as percentage (%) of the total figure (i. For some purposes it's very useful though, for example if I want to carry out further calculations on aggregated frequencies. com All functions return the same type as the argument, real if argument is real, complex if complex. com count may strike you as an almost useless command, but it can be one of Stata’s handiest. . egen sum2=total(a) . List of Pokémon by base stats Apr 4, 2020 · Hello everybody; I'am new in this forum. com estat teffects — Decomposition of effects into total, direct, and indirect Syntax Remarks and examples Menu Stored results Description References Description The methods and formulas for the sem commands are presented below. If some other id appears in 15 observations, then that total price occurs 15 times and is counted 15 times in calculating the mean. Description In this entry, we discuss how to use table to create a table of summary statistics. g. Any suggestions? Answer: The question shows that no matter how many general or special purpose tabulation commands Stata provides, it is always possible to think of a tabulation problem that Jan 10, 2023 · Hello, I would like to do the total bys of a variable that contains missing value. Start by adding sum all by itself to your do file and runing it by pressing Ctrl-d or clicking the “play” button in the top right of your Stata window, then take a look at the output: Description total produces estimates of totals, along with standard errors. so i did egen > sumpopn=sum (total), which created a variable sumpopn filled with a Adam Chapman > > I'm trying to calculate a running cumulative total for > observations over > > the previous 12 months (cum12month). Easy to use. In other words, if the sum of variable B is 100, I want variable C to Dec 5, 2014 · 对比sum、tota和rowtotal函数,大家在使用sum、total、rowtotal时有没有总结其不同之处咧~~ 现就几个例子对其进行说明： [hr Fast. 474,025 ). I Aug 24, 2022 · That gives a total over observations (rows) and if you want the total of that variable, or each of the components, the easiest commands are probably tabstat and table. One that includes the count of all the 0 and one that has the Description In this example, we demonstrate how to use table to compute summary statistics for levels of a categorical variable and store them in a collection. How can I do that? I've tried summing across the columns Oct 19, 2025 · Base stats are an important defining characteristic of each Pokémon species. of persons) per > observation. dta file. -egen, sum ()- is just the same as -egen, total ()-. 00 6 3 1435 3. Description table is a flexible command for creating tables of many types—tabulations, tables of summary statis-tics, tables of regression results, and more. Nov 10, 2018 · I would like to calculate the sum of variable boasav: clear input id boasav 1 2500 1 2900 1 4200 2 5700 2 6100 3 7400 3 7600 3 8300 end I know that the tabulate command can be used to summarize d 1. in a number of variables (columns). input score group 72 1 84 2 76 1 89 3 82 2 90 1 85 1 end Remarks and examples stata. what i wanted is quite simple - simply to sum (total) to give > the overall total no. One 'total count' for subs, and one total count for loans. reporter_iso and partner_iso are string variables. This flexibility makes it a powerful tool for data exploration and analysis. Because we typed (median) medinc=income, Stata knew to find the edian for income and to store those in a variable named medinc. 1 and I couldn't get the results I want. generate sum1=sum(a) . Description egen creates a new variable of the optionally specified storage type equal to the given function based on arguments of that function. of person in the dataset. stata. Jun 25, 2014 · Hi, I am using egen total () with Stata 10. > > If you want to verify, the column totals are 456229. 2 Mar 25, 2021 · That's potentially useful too, thanks Nick. Sep 30, 2020 · I use Stata 13. table can also include results from other Stata commands. -egen, sum ()- was cloned as -egen, total ()- in Stata 9 for precisely the reason you identify. Mar 16, 2019 · So egen 's sum() was renamed total() and went undocumented. I wondered why/how sum() works when its undocumented. This renaming convention is necessary in this example because a Hi All, I am looking at collapsed data and I have variable A that is a string, and variable B that is numeric. Meanwhile, id is stata. Thatiscalledtheindirecteffectandistheproductofthe pathcoefficients(y2<-x3 I'm trying to generate different 'total count' variables by companyid & year. Inthisexample,changesinx3affecty1,too. Stata’s sum() function creates the running sum, whereas egen’s total() function creates a . and also wondering if there is a way to give an equal weighting for each data (to create an equal weighted portfolio) Cheers, Chris Sep 27, 2022 · I figured it out! sum() is just the old name for total() and nothing hinges on the difference. 1. And I needed Stata to deal with a 25000 observation dataset Here's a little of it: id region salaries weight 1 1 1200 23. The following works correctly but does not store the result in a variable so I can use it: total X if Jun 15, 2015 · I am trying to get summary statistics for my data by group. 60 My goal is to calculate weighted totals (sums) of Sep 27, 2022 · I used sum () and total () combined with bysort but got different results. 018, 1576. Now I would like to sum first across all rows, and secondly across all but the first column (I could drop the first if necessary). Nov 16, 2022 · How do I create variables summarizing for each individual properties of the other members of a group? Feb 5, 2017 · If what you want is to see missings as a total whenever any value is missing, then you can write your own egen function -- that's serious; the user community has published many more egen functions than are included in official Stata -- or you need a three-step from official Stata: Code: sysuse auto, clear * missing values in rep78 Jul 19, 2016 · I want to first sort by group and date, and then perform a cumulative sum over one of the variables, but by group: In each group, I want to sum all previous values of the variable in that group, and then record this rolling or cumulative sum as another variable. NFL Football points per game, by team. Technical note s sum() function and egen’s total() function. It's undocumented but its code is perfectly accessible: try which _gsum in your Stata. I have no idea how to do this in Stata - please help. I would like to generate variable C as the sum of variable B. The core of the problem is getting the sex variable to represent males, females, and total. > > Thank you all for your Aug 16, 2015 · I have a dataset where each person (row) has values 0, 1 or . Mar 11, 2021 · I need to generate the variable sum which cumulatively adds up the changes in TA_envi_tot across reporter-partner pairs and years. Introduction Stata has two built-in variables called _n and _N. list Jul 3, 2016 · hi guys, how can i sum a row of data (stock price) on stata? I tried to looked up with help functions and some youtube video but couldn't find any helpful resources. William's method achieves this but I realise it's unconventional use of Stata. Introduction to Stata use "your_file. So I want statistics on number of observations, the mean and standard deviation by the following Question: I have a variable that I can tabulate to get the frequencies and percent and cumulative percent frequencies of its different values, but what I really want to see are the cumulative frequencies. It allows you to specify the list of statistics to be displayed. 1 41 commands Putting aside the statistical commands that might particularly interest you, here are 41 commands that everyone should know: Jul 6, 2020 · I want to know how to calculate in Stata the total number of columns and rows in a . Learn how to use the total command in Stata to calculate estimates of totals and their standard errors for different subpopulations, with various options for weighting, clustering, and reporting. So, OP, what was the explanation? A question without a solution is not much help for any future reader. See syntax, examples, and stored results of the total command. My data looks like: > > > > # Obs Month Cum12month > > 2 1 2 > > 4 2 6 > > 3 3 9 > > 1 4 10 > > 2 5 12 > > 4 6 16 > > 2 7 18 > > 1 8 19 > > 5 9 24 > > 3 10 27 > > 2 11 29 > > 4 12 33 > > 5 13 36 > > 2 14 34 > > 3 15 34 > > 2 16 35 > > 4 17 37 > > etc > > Kieran In STATA, the count command not only calculates the total number of observations in a dataset but also allows for the application of specific conditions, enabling users to count observations that meet particular criteria or satisfy certain conditions within the dataset. Overview of survey analysis in Stata Many Stata commands estimate the parameters of a process or population by using sample data. 2 Window XP Pro SP2, > > i have a variable 'total', which represents population (no. Accurate. Could you please help me to amend my command below to get the % figures accordingly? Thanks, Mohamud Code: tab avex Nov 24, 2025 · 文章探讨了Stata中求和函数sum ()和total ()的区别。sum ()计算运行总和，将缺失值视为零，而total ()生成整体总和，只能在egen命令中使用。尽管在egen中sum ()和total ()结果相同，但在gen中它们有不同的行为。Stata已将某些egen函数重命名以提高一致性，旧名称仍可工作但未被文档记录。文章通过示例代码 Description total produces estimates of totals, along with standard errors. dta or dataset. clear . Apr 10, 2015 · When you use -egen- you are getting the total_price recorded in every observation. _N is Stata notation for the total number of observations. Jan 29, 2015 · I want to total segsales for each year, segsic, combination , but only for observations that have priseg =1 (a flag), e. 95 5 3 2050 14. e. Nov 16, 2022 · Learn how to create stacked horizontal bar charts graphed as a percent of total using Stata's graph bar command. 499982 for Price1 Price2 and Price3. 0002, > 221. Alternatively, in a slightly different arrangement, a table that combines the results from multiple tabstat results, showing total case count, count of cases with the yes value, and percent with yes, all properly formatted, would be very helpful as well. Do sum () and total () work differently when combined with bysort? me—and one variable containing the median of income—medinc. tabstat displays summary statistics for a series of numeric variables in one table.

Stata total. 60 My goal is to calculate weighted totals (sums) of .