Read the article quickly and they mention that they actually tested LaTeX with the editor used by the participants (not just LaTeX), but they don't mention if t

Read the article quickly and they mention that they actually tested LaTeX with the editor used by the participants (not just LaTeX), but they don't mention if they used the orthographic and grammar correction in the editors. I know the one provided by Word is excellent, so if the other editors' are not as good, that might explain some of the difference in textual errors.