Questions tagged [reporting]

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

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0answers
122 views

Classification of Bayesian posterior probabilities

I have run a series of Bayesian models with flat priors in which I obtain a posterior probability distribution for my coefficient of interest. The reviewer of my paper wishes us to classify these ...
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19 views

Appropriate way to report cox proportional hazards model

I have a dataset of 150 patients and 10 variables. I wanted to run a survival analysis, so I did the following: Univariate test (log-rank for my categorical variables, univariate Cox proportional ...
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0answers
328 views

How can I report the results of a two-way ANOVA on a 3x4 factorial experiment?

I'm trying to generate some sort of table that shows statistical differences between my X1 and X2 variables, using a 2-way ANOVA test. I have a fertilizer experiment where I'm looking at the effect ...
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3answers
950 views

How to report non-significant multiple regression?

I tested my main hypothesis with a multiple regression, which (unfortunately) turned out to be not significant at all. I am not sure in how to report the results now. Which parameters should I ...
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1answer
16 views

Sample Size to Validate if Report is Pulling Correct Information

I am having a report written on very complex EHR data where the data needed comes from different formats, from different locations. I need to choose a sample from about 20,000 accounts to manually ...
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1answer
21 views

Use of term 'likely' without log regression in corporate survey data

I work in the corporate research space producing white papers from survey data. When writing up results of these investigations, our writers are inclined to use the term 'likely' when referring to ...
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2answers
178 views

Reporting F1 Scores

I have a question with regard to the proper way to report F1 scores. Say I am comparing two algorithms one with F1 score of 0.71 and the other of 0.82. Is it correct to say: "Algorithm 1 obtained an ...
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0answers
70 views

Reporting RESULTS of least square means as post-hoc test for linear mixed model- Best practice

Anybody have good example of how to report the results of a least square means result of a Linear mixed model?- I welcome any guidance on good practices to report this kind of result. I posted below ...
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1answer
137 views

How to report orthogonal contrast codes?

In my linear mixed effects model, I had a significant interaction, I followed up the interaction with orthogonal contrast codes to see where the difference was. How do I report my findings, other ...
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1answer
25 views

Is there any benefit in reporting a model's regression and residual degree of freedom if I already report the no. of obs, F-value, RMSE, and R-sq?

Is there any benefit in reporting a model's regression and residual degrees of freedom in the regression results table if I already report the following: Number of observation used in the model ...
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1answer
32 views

Reporting estimates and confidence intervals for levels of categorical variable when word count is limited

I have the following (fictitious) output from a Poisson model (count ~ AgeGroup + other variables): ...
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1answer
272 views

Wilcoxon rank-sum test report results when Mdns are the same

I understand that Medians should be reported when writing results of Wilcoxon rank-sum test. For example: "For alcohol users depression levels were significantly lower on Wednesday (Mdn = 7.50) than ...
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2answers
43 views

Is it better to present the result of a $\textit{t}$-test as mean$\pm$SD or mean$\pm$SEM?

Is it better to present the result of a $\textit{t}$-test as mean$\pm$SD or mean$\pm$SEM (where SD is the standard deviation and SEM is the standard error of the mean) Let's say we have a sample of 2 ...
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1answer
214 views

Reporting results of a GLMM with Helmert contrast in fixed effects

I would like help deciding how to report my results. I am looking at whether different demonstrations affect performance in a forced-choice binary task. Demonstrations were done either by a puppet or ...
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1answer
72 views

How do I interpret the results of this t-test?

I have two datasets, dataset A going from 1980 to 1990, and dataset B going from 1990 to 2000. I wanted to check if there is a significant difference between the two datasets so I ran a t-test. The ...
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2answers
254 views

Report Results prop.test / prop.trend.test

I've used a prop.test to compare proportions. I understand the results but I don't know how to reports the statistical results in my thesis: The results show a significant difference, the proportion ...
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0answers
32 views

Summarize regression results on different datasets

I have 20 datasets (extracted from 20 different software systems) and fit a logistic regression model on each of them. On every dataset, the model was the same (same dependent variable and the same ...
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1answer
34 views

In a meta-analysis, do you report the full N of each study or just the experimental n?

I just noticed that one meta-analysis (Jeon & Day, 2016) reported only the size of the experimental group. For example, when I look at the particular N sizes for the Robb & Kano (2013) studies,...
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1answer
55 views

Standard way to report covariates with multiple levels in regression table?

Is there a standard way to report regression coefficients for control variables that have multiple levels? For example, I have a control variable that tracks a participant's "State" -- that contains ...
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2answers
754 views

How to report t statistic from R

I'm wondering how to report the result of a t-test from R given that the degrees of freedom change when the lengths of the vectors are the same. For example ...
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0answers
117 views

Logistic Regression with categorical predictors - how to report?

Hello Stack Exchange. I need to run a logistic regression to determine the significance of the effect of 5 categories of one variable on my dependent variable. I just can't find online anywhere how ...
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0answers
141 views

Do I report the pvalue of the standardized or unstandardized factor loading in CFA/SEM?

Using lavaan, for a simple CFA or SEM with measurement tools, you can use parameterEstimates(fit, standardized=TRUE) to get the standardized factor loadings for the ...
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1answer
45 views

Is reporting the sample size useful?

I was browsing Reddit (r/science) and noticed that most submissions put the sample size in the headline, e.g. N=100. The same goes for many news sites. Is this information actually useful on its own? ...
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1answer
36 views

Dealing with Complete Separation in Logistic Regression when Reporting [duplicate]

I have a question regarding how one would deal with complete separation in logistic regression when reporting the outcome for statistical analysis. For a study, we have group participants into 4 ...
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1answer
204 views

How to report robust anovas (WRS2::t2way and t3way): no df

I have done experiments with a parasitic wasp species, comparing its life table parameters (response variables: longevity (in days), number of offspring and development time of offspring (in days)) ...
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1answer
126 views

Reporting insignificant results using mean ranks

I have a number of non-significant results from a Kruskal-Wallis test and wondering the best way to report them. My independent variable is 3 categories: Group A: Uses product A; Group B: Uses ...
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1k views

How to report Logistic Regression Pseudo-R^2 in publication or reports?

I have a Logisitc Regression model with a McFadden Pseudo-$R^2=0.7113$. Based on the answers to this question: McFadden's Pseudo-R2 Interpretation, it seems my model has a good fit. However if I ...
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1answer
158 views

How to report results from Leave One Out Method

I have a question regarding Leave One Out Cross Validation (LOOCV): When I use the method, I will have several regression outputs, one for each individual in my sample. How is this usually reported? ...
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1answer
309 views

reporting regression results with categorical variables and interactions

Several sources recommend reporting regression coefficients in a table for every mixed-effects model. For continuous predictors that's fine because I only get one coefficient for that predictor. But ...
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1answer
53 views

Sparkline type visualisation of demographics in papers (introducing new 'non-standard' visuals)

It seems typical to include only basic statistics on subject demographics within papers (i.e. mean, max and min). It seems to me that having a knowledge of the actual distribution would be provide ...
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1answer
199 views

Presentation of mixed model results

I have been supporting the statistical assessment of a clinical study in which we have used a mixed models approach. For reference, the study looked at the error in subjects pointing at different ...
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1answer
175 views

Nested model failing to converge - how to make decisions about random intercept only model?

I have two models: modela <- lmer(perception~1+self+actual+(1|id/rid),data=data) modelb <- lmer(perception~1+self+actual+(1+self+actual|id/rid),data=data) ...
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24 views

Discussing regression results in a frequentist framework

There have been excellent debates about how to discuss treatment effects in a frequentist framework, for example: Language for communicating frequentist results about treatment effects What about ...
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1answer
2k views

Reporting glmer.nb Results

I'm running a mixed negative binomial GLM that looks like this: Niche2 <- glmer.nb(log_density ~ height * factor(Year) + (1 | Grouping), data = NicheData2) ...
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1answer
99 views

How to report percentage change in proportions?

I want to compare changes in the proportion of fruit purchases over time for a household. For example, in year 1, 4/40 (10%) fruit were apples, in year 2, 12/80 (15%) fruit were apples. When ...
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0answers
177 views

Discussing R-squared of log-log model with a non-technical audience

I have been asked to report on the relationship between two right-skew financial variables using R-squared e.g. "market cap explain ?% of the variance in CEO compensation". The purpose of the ...
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2answers
53 views

Bonferroni correction and discussion of the results

In a study in which I analyze several biomarkers through logistic and linear regressions, should I discuss in the discussion of the paper the results with p <0.05 (they only have a nominal ...
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1answer
71 views

Is it correct to report result like this?

I often encounter (what I think is) incorrect reporting of confidence as 'probability'. This is possibly the single most common source of confusion regarding frequentist significance testing that a ...
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1answer
2k views

Report GLM and Posthoc with emmeans in APA format

This is the results of my anova(glm()) and the post-hoc analyses emmeans() :       ...
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5answers
563 views

can you report both a mean and a median for same variable

I have a variable that is not normally distributed. The two groups are statistically significantly different using a non-parametric test. However, they do not "look" different when reporting the ...
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3answers
5k views

How to report negative binomial regression results from R

I have fit a negative binomial model in R, and would like to report the findings, but I'm unsure how (or if) I should convert the estimates to reportable coefficients. Here is my output: ...
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1answer
89 views

How to quantify improvements in business process?

I'm not sure how to ask this question, so please forgive if I'm vague. I'm new to DS and don't speak the language yet. :) Business process A (bpA) assigns accounts to handlers based on existing logic....
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0answers
186 views

“FDR<0.05”, or “FDR 0.05”?

I thought FDR is a threshold that we set, so we should speak about it without a < (or ) sign. For example, in a manuscript I ...
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0answers
2k views

How do I report a Welch's test?

I ran a Welch's test with Alpha= 0.05 followed by a Games Howell test. The Welch's test is not significant (p-value=0.104) Is it enough to just mention that the groups were not significantly different ...
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2answers
61 views

Terminology for 'prevalence' when it's number of people and not a proportion?

'Prevalence' is usually used to describe a proportion or rate, e.g. '5% $\pm$ 2% of the population are Blue'. What do you call this when you estimate the actual number of people in a population with a ...
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0answers
1k views

How to report the R output of a LME using lmerTest - how exactly to use anova()?

I fitted a linear mixed-effects model in R, and now I would like to report my findings. I’m using lmerTest to get p values for each term in a given model, and that works great for continuous or binary ...
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6answers
6k views

The more important statistic: '90 percent of all women survived' or '90 percent of all those who survived were women'?

Consider the following statements w.r.t the Titanic: Assumption 1: Only men and women were on the ship Assumption 2: There were a large number of men as well as women Statement 1: 90 percent of all ...
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0answers
305 views

R Report Anova for scientific papers

How do you report ANOVA for thesis or Papers from R? My question is for the degree of freedom. Here is one picture from SPSS I guess But in R it looks different, is it the same?:
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36 views

Infinite values

I am going to log transform a scale due to extreme skewness; I am using RStudio for my analyses (linear regression). Some of the values computed are "-Inf" or infinite values. To address this, I was ...
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1answer
45 views

Reporting correct CFA figure

I am trying to understand what exactly to report in my final Confirmatory Factor Analysis figure. I plan on reporting standardised estimates with Squared multiple correlations. I am unsure what to ...