Table 3.

Post hoc pairwise comparisons of the tissue amount subgroups and quantitative variables

Tissue amount	“Sparse” vs “medium”	“Sparse” vs “substantial”	“Medium” vs “substantial”
Mitotic count	0.002*	< 0.001*	0.198
Ki-67/MIB-1 PI	0.018*	0.071	0.555
CD105-MVD	0.088	0.001*	0.033*
Number of sections	0.394	< 0.001*	< 0.001*
Tissue volume	< 0.001*	< 0.001*	< 0.001*

PI proliferative index, MVD microvessel density, vs versus

*Significant associations, p ≤ 0.05

The table presents p values from subgroup Mann-Whitney U analyses of association between quantitative variables and the tissue categories