Table 4

Correlation between tumor grade and Ki-67 index

Grade

Ki-67 Index > 2%

Ki-67 Index < 2%

Total


G1

10

19

29

G2

3

4

7

G3

2

0

2


Total

15

23

38


* Cases with Ki-67 index of 2% were included in the < 2% category.

Degrees of freedom: 2

Chi-square = 3.40255586492468

For significance at the .05 level, chi-square should be greater than or equal to 5.99.

The distribution is not significant.

p is less than or equal to 0.20.

Alexiev et al. Diagnostic Pathology 2007 2:28   doi:10.1186/1746-1596-2-28

Open Data