Table 1.
Univariate analysis of factors affecting conversion effect in 76 patients with initially unresectable CRLM [case (%)]
| Clinical case data | n | Converted (%) | Not converted (%) | P |
|---|---|---|---|---|
| Gender | 0.510 | |||
| Male | 50 | 14 (28.0) | 36 (72.0) | |
| Female | 26 | 10 (38.5) | 16 (61.5) | |
| Age | 0.416 | |||
| < 60 | 26 | 6 (23.1) | 20 (76.9) | |
| ≥ 60 | 50 | 18 (36.0) | 32 (64.0) | |
| Primary lesion site | 0.405 | |||
| Left colon | 36 | 14 (38.9) | 22 (61.1) | |
| Right colon | 24 | 4 (16.7) | 20 (83.3) | |
| Rectum | 16 | 6 (37.5) | 10 (62.5) | |
| Differentiation | 0.096 | |||
| Mid to high | 34 | 6 (17.6) | 28 (82.4) | |
| Low | 42 | 18 (42.9) | 24 (57.1) | |
| Maximum diameter of liver metastasis | 0.037 | |||
| ≥ 6 | 44 | 8 (18.2) | 36 (81.8) | |
| < 6 | 32 | 16 (50.0) | 16 (50.0) | |
| Number of liver metastases | 0.020 | |||
| > 4 | 40 | 6 (15.0) | 34 (85.0) | |
| ≤ 4 | 36 | 18 (50.0) | 18 (50.0) | |
| CEA | 0.970 | |||
| ≥ 10 | 32 | 10 (31.3) | 22 (68.8) | |
| < 10 | 44 | 14 (31.8) | 30 (68.2) | |
| Anemia | 0.632 | |||
| Yes | 36 | 10 (27.8) | 26 (72.2) | |
| No | 40 | 14 (35.0) | 26 (65.0) |