Table 6

 O6-methylguanine methyltransferase (MGMT) expression and low level microsatellite instability (MSI low) in fresh frozen cancers, excluding MSI high tumours

MGMT expressionTotal
Undetectable/reducedNormal
Note that MSI low cannot be scored in the cell lines owing to lack of constitutional DNA.
For this analysis, p = 0.11 (Fisher’s exact test).
MSI low291342
Non-MSI low15217
Total441559