Table 4. Patient Characteristics Before and After 2003.
| Before 2003 (n=169) | After 2003 (n=118) | p-value | |
|---|---|---|---|
| Characteristics | |||
| Age | 0.01 | ||
| Median (range) | 58 (22-80) | 54 (27-77) | |
| Gender | 0.77 | ||
| Male | 96 (57%) | 69 (57%) | |
| # Hepatic Metastases | 0.02 | ||
| 1 | 65 (39%) | 29 (25%) | |
| 2-4 | 77 (46%) | 56 (48%) | |
| 5-7 | 19 (11%) | 21 (18%) | |
| ≥ 8 | 8 (5%) | 12 (10%) | |
| Clinical Risk Score | 0.46 | ||
| 0-2 | 99 (59%) | 64 (54%) | |
| 3-5 | 70 (41%) | 54 (46%) | |
| Margins (cm) | 0.05 | ||
| > 1 cm | 73 (44%) | 35 (30%) | |
| ≤ 1 cm | 83 (50%) | 74 (63%) | |
| 0 cm | 10 (6%) | 8 (7%) | |
| Margins (mm) | 0.84 | ||
| > 1 mm | 143 (84%) | 100 (85%) | |
| ≤ 1 mm | 16 (10%) | 9 (8%) | |
| 0 mm | 10 (6%) | 8 (6%) | |
| Liver Tumor Size | 0.03 | ||
| < 5 cm | 117 (69%) | 95 (81%) | |
| ≥ 5 cm | 52 (31%) | 23 (19%) | |
| Primary Lymph Node Status | 0.99 | ||
| Positive | 101 (60%) | 70 (60%) | |
| Synchronous Disease | <0.01 | ||
| Yes | 71 (42%) | 70 (59%) | |
| Chemotherapy naïve | <0.01 | ||
| Yes | 57 (34%) | 23 (20%) |