Research Article
Clinicopathological and Prognostic Significance of CD47 Expression in Lung Neuroendocrine Tumors
Table 3
Univariate and multivariate analysis for factors associated with OS.
| | | Overall survival | Median, 95% CI | | HR (95% CI) | |
| Gender | Female | 14.1 (0.0-29.3) | | | | Male | 5.1 (0.0-11.8) | 0.012 | 0.8 (0.3-1.9) | 0.695 | Age | <60 years | 8.0 (3.8-12.1) | | | | ≥60 years | 14.0 (1.9-26.0) | 0.801 | | | Tobacco smokers | Nonsmoker | 19.7 (0.1-39.4) | | | | Smoker | 7.6 (4.5-10.7) | 0.036 | 1.7 (0.7-4.2) | 0.233 | ECOG PS | 0-1 | 16.6 (7.6-25.6) | | | | 2+ | 3.5 (1.1-5.9) | <0.001 | 11.1 (3.8-32.1) | <0.001 | Disease stage | IIIB | 71.5 (N/R | | | | IV | 6.9 (4.1-9.8) | 0.001 | 1.2 (0.7-2.2) | 0.429 | Histological subtype | Carcinoid | N/R (N/R) | | | | Atypical | 30.4 (5.6-55.2) | | | | Large cell | 6.9 (2.6-11.3) | | | | Small cell | 6.8 (1.2-12.5) | 0.003 | 1.3 (0.8-2.0) | 0.225 | Lung metastases | Absent | 10.8 (2.9-18.7) | | | | Present | 6.9 (2.3-11.6) | 0.961 | | | Bone metastases | Absent | 8.0 (5.9-10.8) | | | | Present | 14.0 (2.8-25.2) | 0.751 | | | Pleural effusion | Absent | 14.1 (1.6-26.6) | | | | Present | 6.9 (2.3-11.6) | 0.003 | 3.2 (1.1-9.0) | 0.026 | CNS metastases | Absent | 19.7 (6.8-32.7) | | | | Present | 5.1 (2.7-7.6) | 0.010 | 2.7 (1.1-6.5) | 0.028 | Liver metastases | Absent | 14.0 (3.1-24.8) | | | | Present | 6.4 (0.0-14.4) | 0.029 | 2.6 (1.0-6.6) | 0.038 | Adrenal metastases | Absent | 8.0 (4.9-11.0) | | | | Present | 11.6 (4.7-18.6) | 0.798 | | | CD47 | Negative | 8.4 (4.6-12.3) | | | | Positive | 14.0 (0.0-57.0) | 0.451 | 0.835 (0.3-1.9) | 0.677 |
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