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Table 4 Correlation between tumor grade and Ki-67 index

From: Endocrine tumors of the gastrointestinal tract and pancreas:grading, tumor size and proliferation index do not predict malignant behavior

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
  1. * Cases with Ki-67 index of 2% were included in the < 2% category.
  2. Degrees of freedom: 2
  3. Chi-square = 3.40255586492468
  4. For significance at the .05 level, chi-square should be greater than or equal to 5.99.
  5. The distribution is not significant.
  6. p is less than or equal to 0.20.