Questions tagged [reporting]

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

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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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31 views

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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48 views

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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1answer
95 views

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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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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453 views

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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37 views

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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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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38 views

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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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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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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30 views

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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131 views

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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1answer
86 views

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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122 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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404 views

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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1answer
45 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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76 views

How to look at the statistical significance/insignificance in regression tables without asterisks or p-values?

I am reading some papers where regression tables are shown, but I could not find where statistical significance is reported for the coefficients. The authors only discussed the significance in the ...
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reporting many (>10) multiple regression models

I am currently investigating the impact of age, sex, breastfeeding duration, and estradiol levels on antibody levels. I have measured several antibody subtypes igG1,2,3,4, IgA and IgM- in both MFI (...
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about a p-value < 2.2e-16 [duplicate]

Although the question has been asked before, I hope that you do not mind if I am asking it again in our specific circumstances / context. I would appreciate having your advice on the following: in R, ...
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Reporting p-values for model comparisons (with bootstrap)

I am comparing multiple classification models using several indicators (e.g. Spearman's R, MAE, etc.). I estimated the indicators using a bootstrapped methodology. I then used a simple binomial test ...
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28 views

Reporting LASSO Variables of Importance

I followed a tutorial (https://juliasilge.com/blog/lasso-the-office/) on using LASSO regression to determine RMSE and variables of importance. When reporting model selected variables of importance in ...
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Report a variable with equal medians and zero IQRs in both groups

Consider data with multiple continuous variables and one discrete variable. The latter is supposed to indicate the membership of a single case in either group $A$ or group $B$. The properties of the ...
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216 views

How to report the results of an anova() model comparison?

I have two models with the same outcome variable and the same independent variables, but Model 1 has two more independent variables than ...
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Bootstrapped bias corrected and accelerated 95% confidence intervals [duplicate]

I found an article and they described different characteristics in table without using common variability measures like SD, IQR, 25-75th precentile but Bootstrapped bias corrected and accelerated 95%...
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72 views

How do I report box-plots for k-fold data?

I'm working on a keypoint detection task and I am plotting a boxplot (25th-75th percentile = box) showing the error (i.e. distance) between the predicted keypoint and actual keypoint. I've gotten the ...
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1answer
79 views

When should I report multiple r-squared versus adjusted r-squared in a linear regression?

I am trying to report the r-squared value for the results of a linear regression in R using the lm package. I noticed that the ...
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1answer
1k views

How many significant figures should I report for a regression equation?

I have a regression equation that I am trying to include as part of a study predicting a variable of interest using a linear proxy using a simple ordinary least squares function. I did the regression ...
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Indicating significant differences between a subsample and two "sub subsamples" of another subsample

I have a sample A (N=500) of companies from 7 different industries. Sample A gets split into two subsamples B (N=400) for companies from Country 1 and C (N=100) for companies from Country 2. Subsample ...
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Convention for reporting 95% confidence interval for 100% success proportion

In a clinical trial, if a successful endpoint is achieved by the entire population, what is the convention for reporting the exact confidence interval? Eg, if 50/50 achieved success would it be most ...
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37 views

In estimating a posterior mean, should one use the entire density or the HPDI?

Recognizing that HPDIs are analogous to confidence intervals in frequentist statistics, if one calculates an HPDI for a posterior distribution and then wants to report a posterior mean, does it make ...
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2answers
50 views

Reporting descriptive statistics in case of missing data

I have a dataset of survey responses with 10 variables. 4 of them were optional questions during the survey. Now for ~900 participants, I have missing values for the 4 optional questions, but these ...
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Which is better to report in model RMSE, MAE, MAPE?

all I`m really confuse which metric it is better to report, because they are really different comparing to make for example, it is a unique time series and the results are: naive: RMSE - 9.928029 MAE ...
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Visualizing regional disparities by three connected parameters

I have a research topic (regional index) which must be described by three parameters. These three parameters should not be presented separately as they are closely related (an important part of a ...
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1answer
80 views

Why not always present logistic regression estimates in the response scale (probablity)?

There's a lot of discussion in epidemiology around the relative merits of odds ratios vs risk ratios. Proponents of the former cite the mathematical qualities of odds (not constrained to be between 0 ...
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33 views

Why is variance specifically important?

Usually in every statistics summary variance as well as st. deviation are included. Is there a reason why just variance would give a meaningful information, that st. deviation doesn't yield?
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Explaining the link-function in regression

I am writing a medical paper, which provides a methodological strategy for analysing non-transformed, non-normal (zero-inflated, extremely positively skewed) outcome variables. As I am not a ...
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58 views

How to report findings from regression model chosen using stepwise AIC

I want to test the effect of several explanatory variables on an independent. I am using stepwise AIC to chose the best model. Given that I have found the 'best model' how would you recommend I report ...
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1answer
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Discussing the discrepancy between crude data calculations and hierarchical modelling

My data has a nested structure, thus temporal trends were calculated using hierarchical modelling. sex ~ year + (1 | town) Males proportion increased by 5% [95% CI:...
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57 views

Reporting marginal/borderline/almost not significant, yet significant effects

I have a figure as follows. Confidence intervals are only slightly bounded away from each other at the edges. Thus, $x$ seems to have an association with $y$. How would you describe such an effect? ...
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18 views

Reporting, figures: good practice to cut y-axes or not? [duplicate]

Figure 1 is easier for identifying the difference. However, sometimes the practice of cutting y-axes is not recommended. Which one to report?
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1answer
282 views

Report glmer.nb - degrees of Freedom for the F-Statistics?

So far I fitted a glmer.nb Model for count data and would like to report the results. In some papers I have seen the F-Statistics as an option - but here I am not sure about the degrees of freedom ...
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1answer
99 views

Lognormal model: reporting median or geometric mean

I have a bayesian lognormal model as follows (brms package): m = brm(y ~ 1, data = df, family = lognormal) Model was run with default priors. This is model's ...
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1answer
176 views

Lognormally distributed outcome variable: regression results are way higher than crude data medians

Sorry if this is trivial for you, but it's a "problem" that I am facing. I have a lognormally distributed, extremely skewed, outcome variable. Thus, I report its value using the median ...
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Defining statistical significance under methods: using alpha or p?

Two options: Statistical significance was defined as alpha = 0.05, and all tests were 2-sided. Statistical significance was defined as p < 0.05, and all tests were 2-sided. Are both of them ...

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