DFS analysis of pRb, p53, and AgNOR variables investigated by the log rank test in node negative and node positive tumours
| Variables | Node negative (n = 171) | Node positive (n = 164 ) | ||||||
|---|---|---|---|---|---|---|---|---|
| n | % DFS | χ2 | p Value | n | % DFS | χ2 | p Value | |
| AgNOR, argyrophilic nucleolar organiser region; DFS, disease free survival; LIa, labelling index area. | ||||||||
| pRb status | ||||||||
| pRb− | 141 | 84.4 | 6.5 | 0.0108 | 115 | 62.61 | 8.39 | 0.0038 |
| pRb+ | 30 | 66.67 | 49 | 38.78 | ||||
| p53 LIa | ||||||||
| <10% | 141 | 82.98 | 1.71 | 0.1912 | 126 | 61.11 | 10.31 | 0.0013 |
| ⩾10% | 30 | 73.33 | 38 | 36.84 | ||||
| AgNOR area | ||||||||
| <5 μm2 | 135 | 83.7 | 2.53 | 0.1118 | 114 | 61.4 | 6.76 | 0.0093 |
| >5 μm2 | 36 | 72.22 | 50 | 42 | ||||