Table 3.
Relationship between RDW and pathological characteristics in CRC patients.
| Variables | Total | RDW ⩽ 13.95 % | RDW > 13.95 % | p |
|---|---|---|---|---|
| n (%) | n (%) | |||
| Sample size | 783 | 465 (59.4) | 318 (40.6) | |
| Gender | 0.922 | |||
| Male | 467 | 278 (59.5) | 189 (40.5) | |
| Female | 316 | 187 (59.1) | 129 (40.9) | |
| Age | 0.165 | |||
| <60 | 331 | 206 (62.2) | 125 (37.8) | |
| ⩾60 | 452 | 259 (57.3) | 193 (42.7) | |
| Location | 0.097 | |||
| Colon | 430 | 244 (56.7) | 186 (43.3) | |
| Rectum | 353 | 221 (62.6) | 132 (37.4) | |
| TNM stage | 0.011 | |||
| I | 136 | 96 (70.6) | 40 (29.4) | |
| II | 247 | 143 (57.9) | 104 (42.1) | |
| III | 322 | 188 (58.4) | 134 (41.6) | |
| IV | 78 | 38 (48.7) | 40 (51.3) | |
| pT stage | 0.002 | |||
| T1 | 51 | 40 (78.4) | 11 (21.6) | |
| T2 | 120 | 82 (68.3) | 38 (31.7) | |
| T3 | 481 | 273 (56.8) | 208 (43.2) | |
| T4 | 131 | 70 (53.4) | 61 (46.6) | |
| pN stage | 0.248 | |||
| N0 | 393 | 244 (62.1) | 149 (37.9) | |
| N1 | 240 | 133 (55.4) | 107 (44.6) | |
| N2 | 150 | 88 (58.7) | 62 (41.3) | |
| pM stage | 0.043 | |||
| M0 | 705 | 427 (60.6) | 278 (39.4) | |
| M1 | 78 | 38 (48.7) | 40 (51.3) | |
| Tumor size (cm) | 0.007 | |||
| <5 | 368 | 237 (64.4) | 137 (35.6) | |
| ⩾5 | 415 | 228 (54.9) | 187 (45.1) | |
| CEA | 0.001 | |||
| <5 | 455 | 293 (64.4) | 162 (35.6) | |
| ⩾5 | 328 | 172(52.4) | 156(47.6) | |
| CA19-9 | 0.366 | |||
| <37 | 654 | 393 (60.1) | 261 (39.9) | |
| ⩾37 | 129 | 72 (55.8) | 57 (44.2) |
Bold indicates statistical significance.