Table 2.
Baseline characteristics after propensity score matching.
| Group CLD (n = 42) | Group Non-CLD (n = 42) | P-value | |
|---|---|---|---|
| Age (years)a | 60.3 (12.85) | 60.5 (12.03) | 0.923 |
| Sex (%) | 0.657 | ||
| Male | 26 (61.9) | 24 (57.1) | |
| Female | 16 (38.1) | 18 (42.9) | |
| BMI (kg/m2)b | 23.33 (3.06) | 23.49 (2.65) | 0.783 |
| COPD (%) | 3 (7.1) | 3 (7.1) | >0.999 |
| Hypertension (%) | 7 (16.7) | 6 (14.3) | 0.763 |
| Diabetes mellitus (%) | 6 (14.3) | 4 (9.5) | 0.500 |
| Heart failure (%) | 2 (4.8) | 1 (2.4) | >0.999 |
| Smoking (%) | 12 (28.6) | 9 (21.4) | 0.450 |
| ASA | 0.503 | ||
| I–II | 24 (57.1) | 27 (64.3) | |
| III | 18 (42.9) | 15 (35.7) | |
| T stage (%) | 0.356 | ||
| 1–2 | 4 (9.5) | 1 (2.4) | |
| 3–4 | 38 (90.5) | 41 (97.6) | |
| N stage (%) | |||
| 0 | 15 (35.7) | 16 (38.1) | 0.769 |
| 1 | 20 (47.6) | 17 (40.5) | |
| 2 | 7 (16.7) | 9 (21.4) | |
| Site of primary colorectal cancer (%) | 0.797 | ||
| Right colon | 12 (28.6) | 11 (26.2) | |
| Left colon | 14 (33.3) | 12 (28.6) | |
| Rectum | 16 (38.1) | 19 (45.2) | |
| Neoadjuvant therapy received (%) | 11 (26.2) | 12 (28.6) | 0.807 |
| Treatment modality (%) | – | ||
| Laparoscopy | 42 (100) | 42 (100) | |
| Conventional open | 0 (0) | 0 (0) | |
| Number of liver metastasis (%) | 0.648 | ||
| Solitary metastasis | 17 (40.5) | 14 (33.3) | |
| 2 metastases | 12 (28.6) | 11 (26.2) | |
| ≥3 metastases | 13 (31) | 17 (40.5) | |
| Maximum size of liver metastasis (cm)a | 2.85 (2.00–4.23) | 2.95 (1.58–4) | 0.737 |
| Distribution of liver metastases (%) | 0.826 | ||
| Unilobar | 24 (57.1) | 23 (54.8) | |
| Bilobar | 18 (42.9) | 19 (45.2) | |
| Extent of Liver Resection | 0.608 | ||
| Minor resection (<3 segments of liver) | 11 (26.2) | 9 (21.4) | |
| Major resection (≥3 segments of liver) | 31 (73.8) | 33 (78.6) |
Values in parentheses are percentages, unless indicated otherwise.
BMI, body mass index; COPD, chronic obstructive pulmonary disease; CLD, chronic liver disease.
a
Values are median (interquartile range: 25–75th percentile).
b
Values are mean (standard deviation).