Nutritional status was related to disease stage (OR = 3.1, 95% CI: 1.1 - 9.8, p < 0.05), serum albumin < 35 g / L (OR 5.8, 95% CI: 1.8 - 21.5, p < 0.05) and anemia status (OR = 3.0, 95% CI: 1.1 - 8.3, p < 0.05).