Table 2 Clinicopathological characteristics in patients undergoing potentially curative surgery and adjuvant 5-FU chemotherapy for colorectal cancer (n=222) and survival
No adjuvant chemotherapy ( n =172) | Adjuvant chemotherapy ( n =50) | |||
---|---|---|---|---|
HR (95% CI) | P -value | HR (95% CI) | P -value | |
Univariate analysis | ||||
 Age (<65/65–74/⩾75) years | 2.33 (1.48–3.68) | <0.001 | 0.73 (0.31–1.71) | 0.464 |
 Sex (male/female) | 1.37 (0.77–2.46) | 0.287 | 1.55 (0.55–4.36) | 0.411 |
 Site (colon/rectum) | 1.23 (0.69–2.21) | 0.477 | 1.19 (0.43–3.29) | 0.735 |
 Dukes stage (A/B/C) | 1.75 (1.06–2.89) | 0.029 | 3.36 (0.44–25.85) | 0.245 |
 C-reactive protein (⩽10, >10 mg l−1) | 2.39 (1.32–4.34) | 0.004 | 6.68 (2.05–21.72) | 0.002 |
 Albumin (⩾35/<35 g l−1) | 1.42 (0.59–3.40) | 0.433 | ||
Multivariate analysis | ||||
 Age (<65/65–74/⩾75) years | 1.87 (1.13–3.09) | 0.015 | 1.21 (0.47–3.15) | 0.693 |
 Sex (male/female) | 1.08 (0.55–2.09) | 0.828 | 0.92 (0.26–3.22) | 0.894 |
 Site (colon/rectum) | 1.57 (0.81–3.07) | 0.185 | 1.15 (0.31–4.27) | 0.834 |
 Dukes stage (A/B/C) | 1.39 (0.82–2.36) | 0.219 | 2.56 (0.31–21.21) | 0.384 |
 C-reactive protein (⩽10, >10 mg l−1) | 2.10 (1.04–4.25) | 0.039 | 5.57 (1.32–23.51) | 0.019 |
 Albumin (⩾35/<35 g l−1) | 1.18 (0.48–2.88) | 0.721 |