Table 2 Variables used for minimisation. The process achieved well balanced groups
|  | Control (N = 33) | Metastasectomy (N = 32) |
|---|---|---|
Male | 20 | 21 |
Female | 13 | 11 |
Age | Years | Years |
Minimum | 48 | 35 |
25% | 61 | 61 |
Median | 70 | 72 |
75% | 76 | 74 |
Maximum | 86 | 83 |
CRC T Stage | ||
 T1 | 1 | 2 |
 T2 | 4 | 4 |
 T3 | 23 | 23 |
 Missing | 5 | 3 |
 Total | 33 | 32 |
CRC N Stage | ||
 N1 | 15 | 16 |
 N2 | 13 | 13 |
 Missing | 5 | 3 |
Prior liver resection | ||
 Yes | 9 | 8 |
 No | 24 | 24 |
 CRC interval | Months | Months |
 Minimum | 7.6 | 1.0 |
 25% | 17.4 | 13.9 |
 Median | 26.4 | 22.0 |
 75% | 34.8 | 36.8 |
 Maximum | 130.5 | 106.5 |
Lung metastases | ||
 1 | 14 | 14 |
 2 to 4 | 18 | 16 |
 5 + | 1 | 2 |