Microsatellite instability status and frequency of CpG island methylator phenotype (CIMP)
| MSI status | No of methylated loci | CIMP | |||||
|---|---|---|---|---|---|---|---|
| 0 | 1 | 2 | 3 | 4 | 5 | ⩾4 | |
| MSI-H, microsatellite instability-high; MSI-L, microsatellite instability-low; MSS, microsatellite stable. | |||||||
| *MSI-H versus MSI-L, p = 4×10−13; †MSI-H versus MSS, p = 2×10−38; ‡MSI-L versus MSS, p = 0.04. | |||||||
| MSI-H | 15 | 5 | 2 | 0 | 13 | 45 | 58/80 (73%)*† |
| MSI-L | 29 | 9 | 5 | 7 | 4 | 2 | 6/56 (11%)*‡ |
| MSS | 159 | 70 | 45 | 23 | 12 | 0 | 12/309 (3.9%)†‡ |