Questions tagged [reporting]

Guidelines for presenting results of a statistical analysis in a research manuscript, presentation, or for general public.

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Scientific reporting of time-varying covariates at different time frequencies

Say I have the following model: $$y_{it} = \gamma_i + \delta {T}_{it} + \zeta Z_{i(k)} + \epsilon_{it}$$ where $y$ is some outcome for household $i$ in month $t$. $\gamma_i$ denotes household fixed ...
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7 votes
2 answers
286 views

How to report a P-value?

I am writing the results of my thesis, and I have a few questions on how to report P-values. When is it appropriate to give the exact P-value, instead of writing e.g. P<0.05 (also in case of non-...
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Is there a certain method to communicate the results of earnings without logging the variable?

I am investigating whether earnings differences have widened between different social classes in several European countries by comparing two different periods. The picture below shows the findings of ...
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3 answers
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Report power if result is statistically significant

We have submitted a paper reporting a statistically significant result. One reviewer asks us to report what is the power to detect a significant association. As there was a previous paper on this ...
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2 answers
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How to report results from linear mixed models: interaction terms changing significance

I've used linear mixed models to test if factors genotype and sex influence colon length, while including batch as a random effect. I first ran the test...
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1 vote
1 answer
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Non-significant logistic regression model - Are all coefficients non-significant, or are all coefficients equal to 1?

I've got a couple of non-significant logistic regression models, and am figuring out how to word it appropriately. Before that, I want to confirm the implication. Most questions/websites I have gone ...
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Logistic Regression Outcomes - How to report

I'm reporting my logistic regression results - I have a few, and I wanted to 'double check' and see if I'm getting the verbiage right. Would anyone be able to advise on the below? Response to toffee-...
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Understanding the idx column in h2o metrics [closed]

h2o model metrics results report generated like this. ...
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Interpret and assess the output of MCMC in high dimension?

In one of my recent presentations I used MCMC to generate 50,000 samples from a 13-dimensional random variable. And the audience of this presentation is largely made up of layperson that has no ...
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Univariate after stepwise regression?

My aim is to understand and describe the effect that independent variables (ordered and unordered factors and continuous) have on a continuous dependent variable. First, I thought about using a ...
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Reporting multiple one-way ANOVAs concisely

I am writing a report on my findings. I have used an ANOVA test on 15 different dependent variables. The dependent variables are execution times of some processes. I considered the variables ...
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Muticategorical predictor Model 1 PROCESS

I am trying to find resources on how to interpret and write up the results of analyses using PROCESS Model 1 with a multicategorical predictor (X) and a continuous moderator (M) and continuous outcome ...
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Back transforming standard errors in a GLMM with a log-link

I'm using lme4 and have a GLMM with a log link and gaussian variance structure. I would like to report my fixed effect estimates with their standard errors, as well as the standard deviation of my ...
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How to write the formulas for logistic & ordinal logistic regression models

In my thesis I am using logistic regression models (either binomial or ordinal, depending on the type of the dependent variable) to analyse the association between environmental quality and socio-...
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How much detail do I need to report on the model-building process for a mixed effect growth curve analysis?

I am a data analyst on a health research team and I wondering whether I need to report process results and highly detailed process information from the step-by-step model building process for an ...
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2 answers
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Reporting the best test accuracy in a research paper?

I am running a random forest classifier for binary classification. I have split the dataset into training and testing. From training data, I select 70% of the data for hyperparameter tuning, I used 5 ...
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Presenting mixed effects logistic regression to a non-technical audience

I'm presenting an analysis of readmissions to an executive audience within my hospital organization. They are decisively non-technical in terms of stats. My data consists of 2,600 admissions from a ...
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Appropriate decimal places and significant digits for baseline characteristics table in medical journal

I have read the guidelines written by Cole regarding the use of decimal places and significant digits when reporting in a medical journal. However, after reading the report, some matters are still ...
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2 votes
1 answer
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Reporting an SEM with path analysis from lavaan

I have been using the lavaan package to run my SEM (Path analysis) with two mediations (A -> M1 -> Y; B -> M2 -> Y). I have been looking for good ...
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4 votes
3 answers
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Contradictory test results

My question is relatively simple, and has to do with reporting seemingly contradictory results from statistical tests. This is the problem. There are two independent groups, and two research questions ...
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How many significant figures to report in the coefficients of a regression equation?

I'm given a table of experimental data, wherein a known functional relationship exists between its two columns $x/y$. I then perform regression to determine a quadratic fit equation ($y = ax^2 + bx + ...
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How to properly state a change in the highest distribution interval width?

Dear Bayesian modelers, could you help me with some lingo? Consider that we fit a Bayesian regression, really generic, y ~ alpha + beta*x. Let's focus on beta, the regression slope, which supposedly ...
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One-sided vs two-sided hypothesis: Does the written hypothesis need to match the statistical test?

The analysis I am doing is two-sided. I was told that the written hypothesis should match the analysis, but this doesn't make sense to me. I had written something like: "It is hypothesized that ...
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1 answer
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What information from a glm summary do you include in your results

I ran a glm looking at population changes over years, and am unsure which results I need to include for a poster presentation. I understand the p value is important for significance but other than ...
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anova tukey posthoc writing up result

I am writing up Tukey posthoc result and comparing conditions A, B, C. The test shows that A and B are both significantly higher than C. However, how can I write that in one sentence? Originally, I ...
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Reporting Heterogeneity in SAH

I am doing research on reporting heterogeneity in self-assessed health between different subpopulation groups of a country. I have one variable (categorical, discreet) that I want to test using ...
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What is the commonly used abbrevation for Difference-in-Differences in writing?

I am trying to repeat the word "Difference-in-Differences" in my paper many times. I am using "DiD" instead (but I am not sure whether it is true or not). I am looking for any ...
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How do I report the results of a multistate unordered categorical variable when there are no reference levels?

I have a dataset in which several of my variables of interest are a multistate categorical variable. These variables are not ordered: they refer to independent categories describing things like ...
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4 votes
1 answer
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Interpret Generalized linear mixed model output

I've built a generalized linear mixed model due to non-normal data (no transformation will make it normal). I'm new to mixed models and I'm unsure how to report the output in a paper. Here is the ...
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How to Report the Results of a Quasi-Poisson Regression (APA)

What statistics (i.e. F-statistic, t-value, p-value, etc.) would be essential or desired when presenting a Quasi-Poisson regression. And if possible, how do you get these values in R if you have a ...
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how to report - simultaneous tests for general linear hypotheses of contrast

Dear all, hi, I wanted to do contrast analysis and with this commands I got that table for contrast analysis ...
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1 model with 2 groups vs 2 models (1 for each group)

I ran one Bayesian Drift Diffusion Model for comparing 2 groups on different conditions and I have the output in a data frame (see table 10). A reviewer of my article is asking me the following "...
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Using an APA format, how do I report an F-statistic with a value of 2.67e+30?

I am doing a statistical report on a regression model and my F-statistic is 2.67e+30. The values of my dependent and independent variables are expressed in dollars.
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Presenting result of bivariate regression to general public

We have a simple unvariate linear model of woodpecker abundance vs elevation: woodpeckers ~ elevation The model reports significantly positive slope for elevation. ...
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2 votes
1 answer
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minimum total N (value for denominator) when calculating a percentage

I am presenting a lot of percentages in a report. I understand that when the denominator is a small number (say 2 people) percentages should be avoided altogether - e.g. presenting 1 out of 2 people ...
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1 vote
0 answers
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mean and standard deviation report in a paper

Basically, mean and standard deviation are reported as mean ± std in papers. But it often bugs me because the standard deviation is sometimes so big that, say, <...
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3 votes
2 answers
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Is it appropriate to report the mean, standard deviation and coefficient of variation for binary measurements?

I am reading an article where the authors reported the mean, standard deviation, coefficient of variation, minimum and maximum values for binary measurements/variables. In the summary table the ...
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0 votes
1 answer
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Reporting guideline for bayesian using pd and ROPE

In the bayestestR articles, I came across the reporting guidelines that they recommend “the effect of X has a probability of pd of being negative (Median = median, ...
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1 vote
0 answers
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Type II error: statistically nonsignificant but can be actually similar

I am analysing a rare disease, meaning that a low sample size is inevitable (n = 50 for one group in my case). And I came to a question described as follows. Could we somehow differentiate the ...
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0 votes
1 answer
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What should we conclude when the significance levels are different but the signs are similar among coefficients on a variable of interest?

I assessing the impact of anti-collusion laws on dependent variables $Y_{it}$ across the country by using generalized DiD. The identification is: $Y_{it}$ = $\alpha$ + $\beta$ $(pt)_{kt}$ + $\delta$$...
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-1 votes
1 answer
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Why is the generalized DiD not reported as the Variance Weighted Average Treatment Effect on the Treated (VWATT)?

Normally, when dealing with the staggered implementation of laws we normally use generalized difference-in-differences. I saw that Dasgupta, 2019, p. 2596-2597 did not mention the VWATT which is ...
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1 vote
0 answers
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When is it acceptable to compute (conditional) subset-averaged coefficients?

I'm running an ecological study and I have 4 dependent variables (DVs) that I would like to explain (my interest thus lies in inference and not in prediction). For each one of these variables, I built ...
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2 votes
1 answer
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How can I visualize decision tree leaves in tabular form effectively?

I have a decision tree from a classification model that is 6 levels deep and has about 30 different leaf nodes. In a table, I want to sort each leaf node by training probability, and capture ...
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Smaller sample sizes: cut-off for reporting numbers instead of percentages

I have a sample size of 50 and need to report survival at different time points. Is there good practice when I should report percentages instead of numbers? E.g. 25/50 died or 50% died. Googling didn'...
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Best practices for creating a customized report based on user form input?

My Question What are the best practices for creating a customized report based on a user form input? Specifically, how do I create an easy to maintain system which takes user input which is collected ...
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3 votes
1 answer
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Reporting random effects in mixed models - what is the correct choice?

I have a question regarding the relevance of reporting (various) estimates of random effects in mixed models. Having read multiple papers and forum threads on the issue, I don't feel any closer to ...
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1 vote
1 answer
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What is the correct way to report the results of a penalized (Ridge, LASSO, ElasticNet) logistic regression model?

I was wondering what would be a sensible way to report the results of a penalized logistic regression model in a scientific article (in terms of coefficients, metrics, diagnostics, hyperparameters, ...
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3 votes
2 answers
162 views

Variance of a derived magnitude

I'm wondering about how to present results on a report (and how to interpret it). Let $Y = f(\mathbf{X})$ be a random variable. Of course, if we derive its PDF $f_{Y}(y)$, we could present it on the ...
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2 votes
2 answers
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Should I report z-score, p-value or both for Mann-Whitney U test under APA guidelines?

As titled, I ran a MWU test on my test results but I'm not sure what I'm supposed to report. My results section currently looks like this. Help?
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2 votes
1 answer
175 views

Should you still report or interpret odds ratios on levels of a factor if the likelihood ratio test is not significant?

I am running a logistic regression to study the association between a three-level factor and a binary outcome, after controlling for covariates. My sample is small to medium (~800). The likelihood ...
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