In observational studies, that is wrong. You will never get statistical significance in such a tiny study. There was the potential for flaws in the study design. The authors interpreted the results in a different way than I would. Sure, but everyone has a right to their opinion.
Art is art.
I needed to actually read the article. Next, I read the article from stem to stern. Reviewed every figure. To make a long story short, my opinions were not much changed. This study was way too small.