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1·It is necessary to consider the interrelationship of prognostic factors.

研究预后因素间的相互关系是必要的。

2·Prognostic factors associated with resectable carcinoma of the esophagus.

食管癌和贲门癌的外科治疗。

3·Objective To study prognostic factors after surgical procedure for distal bile duct cancer.

目的研究影响远端胆管癌手术预后的因素，探讨提高远端胆管癌疗效的途径。

4·Study Design. A randomized controlled trial with multivariable analyses of prognostic factors.

研究设计：预后因素多变量分析的随机对照试验。

5·Objective to study the clinical manifestation of small bowel tumors and the prognostic factors.

目的探讨小肠肿瘤的临床特点以及影响小肠恶性肿瘤预后的因素。

6·It is therefore important to identify prognostic factors for metastatic colorectal cancer patients.

因此，为转移的大肠直肠癌病患确认预后的因子是重要的。

7·Objective: to investigate the prognostic factors in patients with chronic congestive heart failure.

目的：探讨充血性心力衰竭患者的预后因素。

8·This study was to investigate prognostic factors of adenoid cystic carcinoma of major salivary glands.

本研究旨在探讨影响大涎腺腺样囊性癌患者预后的因素。

9·To study the therapeutic methods and the prognostic factors of malignant germ cell tumors of the ovary.

目的研究卵巢恶性生殖细胞肿瘤预后有关因素及合理的治疗方案。

10·Furthermore, knowledge of the prognostic factors is useful for the selection and management of patients.

有关预后因素的知识有益于患者选择治疗。