Table 4 Prognostic value of GRID2IP (Overall Survival) in various CRC subgroups
Characteristics | N (%) | HR(95% CI) | P value |
|---|---|---|---|
T stage | Â | Â | Â |
 T1&T2 | 131(20.4) | 0.92(0.28–3.05) | 0.896 |
 T3 | 436 (68) | 1.63(1.06–2.49) | 0.025 |
 T4 | 74(11.5) | 1.83(0.84–3.97) | 0.127 |
N stage | Â | Â | Â |
 N0 | 368 (57.5) | 0.9(0.50–1.60) | 0.716 |
 N1 | 153 (23.9) | 2.50(1.18–5.30) | 0.017 |
 N2 | 119 (18.6) | 0.84(0.47–1.49) | 0.551 |
M stage | Â | Â | Â |
 M0 | 475(84.2) | 1.13(0.71–1.80) | 0.614 |
 M1 | 89 (15.8) | 1.10(0.58–2.06) | 0.776 |
Pathologic stage | Â | Â | Â |
 Stage I | 111 (17.8) | 0.66(0.15–2.91) | 0.585 |
 Stage II | 238 (38.2) | 0.78(0.39–1.56) | 0.479 |
 Stage III & Stage IV | 274 (43.9) | 1.84(1.16–2.91) | 0.010 |