Table 3 IHC markers with no internal positive controls and level of the hospital
Hospital level | ||||
|---|---|---|---|---|
Marker | N (%) | Non-Tertiary (N = 72) | Tertiary (N = 147) | p-value |
p53 (N = 204) | 18 (8.8) | 3 | 15 | 0.178 |
ARID1A (N = 208) | 99 (47.6) | 50 | 49 | 0.000** |
MSH6 (N = 208) | 15(7.2) | 6 | 9 | 0.353 |
PMS2 (N = 206) | 26 (12.6) | 9 | 17 | 0.913 |
BRG1 (N = 201) | 30 (14.9) | 12 | 18 | 0.716 |