The Chi-square statistic, P value and statement of significance appear beneath the table. Blue means you're dealing with dependent variables; red, independent.
The Chi-square statistic is 17.3343. The P value is 3.1E-05. This result is significant at p < 0.05.
That is a very significant difference. There is quite a lot of bias because I have many more non-Vine reviews that have been there for much longer than the Vine reviews and my most helpful review is a non-Vine review but this does still support what a lot of Vine members say that some people systematically go around clicking on the unhelpful review button for anything Vine reviews.