From: DNA methylation of SFRP1, SFRP2, and WIF1 and prognosis of postoperative colorectal cancer patients
Groups | 1 year | 3 year | 5 year | 8 year | ||||
---|---|---|---|---|---|---|---|---|
OSR (SE) a | P value | OSR (SE) | P value | OSR (SE) | P value | OSR (SE) | P value | |
All patients (N = 307) | 0.915 (0.018) |  | 0.748 (0.027) |  | 0.646 (0.028) |  | 0.518 (0.039) |  |
SFRP1 | Â | 0.229 | Â | 0.071 | Â | 0.005 | Â | 0.003 |
 Hypomethylation (N = 55) | 0.872 (0.052) |  | 0.660 (0.070) |  | 0.472 (0.071) |  | 0.258 (0.116) |  |
 Hypermethylation (N = 252) | 0.925 (0.019) |  | 0.767 (0.030) |  | 0.683 (0.031) |  | 0.562 (0.042) |  |
SFRP2 | Â | 0.205 | Â | 0.015 | Â | 0.001 | Â | 0.000 |
 Hypomethylation (N = 246) | 0.905 (0.021) |  | 0.720 (0.031) |  | 0.603 (0.032) |  | 0.455 (0.048) |  |
 Hypermethylation (N = 43) | 0.976 (0.023) |  | 0.928 (0.040) |  | 0.904 (0.046) |  | 0.822 (0.062) |  |
WIF1 | Â | 0.044 | Â | 0.477 | Â | 0.793 | Â | 0.598 |
 Hypomethylation (N = 224) | 0.932 (0.020) |  | 0.755 (0.032) |  | 0.627 (0.034) |  | 0.491 (0.046) |  |
 Hypermethylation (N = 83) | 0.868 (0.041) |  | 0.730 (0.055) |  | 0.700 (0.051) |  | 0.595 (0.073) |  |
Co-methylation-2 | Â | 0.205 | Â | 0.015 | Â | 0.001 | Â | 0.000 |
 Co-methylation-2 L b | 0.905 (0.020) |  | 0.720 (0.031) |  | 0.603 (0.032) |  | 0.462 (0.044) |  |
 Co-methylation-2H c | 0.976 (0.023) |  | 0.928 (0.040) |  | 0.904 (0.046) |  | 0.822 (0.062) |  |
Co-methylation-3 | Â | 0.624 | Â | 0.111 | Â | 0.013 | Â | 0.004 |
 Co-methylation-3 L d | 0.912 (0.019) |  | 0.735 (0.029) |  | 0.623 (0.030) |  | 0.493 (0.039) |  |
 Co-methylation-3H e | 0.957 (0.043) |  | 0.913 (0.059) |  | 0.913 (0.059) |  | 0.852 (0.080) |  |