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. 2012 May 17;4(2):324–328. doi: 10.3892/ol.2012.722

Table II.

Multivariate analysis of overall survival following diagnosis of unresectable colorectal cancer liver metastases (CRLM).

Factor Odds ratio (95% CI) P-value
Primary tumor resection (No) 1.299 (0.323–5.216) 0.7126
Chemotherapy for CRLM (No) 1.991 (0.493–8.034) 0.3334
Serum CEA (≥100 ng/ml) 5.314 (1.891–14.935) 0.0015
Serum CA19-9 (≥100 U/ml) 22.331 (5.310–93.911) <0.0001
GPS 2 7.603 (1.899–30.488) 0.0042

CI, confidence interval.