Table 2.
Association of demographic and clinical variables and survival in younger and older patients.
| < 61 years HR (95% CI) | ≥61 years HR (95% CI) | |
|---|---|---|
| Racea | 2.45 (1.15 – 5.23) | 1.16 (0.49–2.73) |
| Age | 0.89 (0.84–0.93) | 1.04 (1.0–1.09) |
| Sex | 1.73 (0.81–3.71) | 1.76 (0.84–3.68) |
| Married | 0.57 (0.27–1.20) | 1.73 (0.81–3.68) |
| First line Therapy | 0.84 (0.53–1.31) | 0.89 (0.61–1.31) |
| No | 1.31 (0.17–9.18) | 0.19 (0.06–0.62) |
| Yes (reference) | 1.0 | 1.0 |
| Unknown | 1.18 (0.14–10.24) | 0.37 (0.11–1.16) |
| Distance to HCC --median | 0.93 (0.45–1.96) | 1.15 (0.57–1.32) |
| Diabetes-- yes | 4.47 (1.21– 16.40) | 4.81 (1.87–12.36) |
| Obesity—yes | 0.57 (0.19– 1.77) | 0.59 (0.23–1.50) |
| CEA median | 2.59 (1.09–6.16) | 3.50 (1.40–8.73) |
| White Blood Count (WBC)-- median | 0.77 (0.35–1.70) | 1.94 (0.94–4.01) |
| Hyperlipidemia-- yes | 3.61 (1.21–10.75) | 1.69 (0.42–4.61) |
| Hemoglobin (Hgb)-- median | 0.43 (0.19–0.93) | 0.76 (0.36–1.58) |
| Mucinous tumor | 5.07 (1.72–14.9) | 4.57 (1.45–14.4) |
| Colonic location | ||
| Proximal | 0.93 (0.37–2.37) | 1.26 (0.56–2.83) |
| Distal | 1.0 | 1.0 |
| Rectal | 0.48 (0.19–1.20) | 0.64 (0.23–1.73) |
a
the p-value from the Cox Regression Model for the difference by race for those < 61 years is p=0.02 and those ≥ 61 years p=0.74