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Y. Ozawa
Author of
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P1.05 - Early Stage NSCLC (ID 691)
- Event: WCLC 2017
- Type: Poster Session with Presenters Present
- Track: Early Stage NSCLC
- Presentations: 1
- Moderators:
- Coordinates: 10/16/2017, 09:30 - 16:00, Exhibit Hall (Hall B + C)
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P1.05-017 - Prognostic Significance of Preoperative Plasma D-Dimer Level in Patients with Surgically Resected Clinical Stage I Non-Small Cell Lung Cancer (ID 8091)
09:30 - 09:30 | Author(s): Y. Ozawa
- Abstract
Background:
The plasma D-dimer (D-dimer) level, a marker of hypercoagulation, has been reported to be associated with survival in several types of cancers. The aim of this study was to evaluate the prognostic significance of the preoperative D-dimer level in patients with surgically resected clinical stage I non-small cell lung cancer (NSCLC).
Method:
A total of 237 surgically resected NSCLC patients were included in this study. In addition to age, sex, the smoking status, etc., the association between the preoperative D-dimer level and survival was explored.
Result:
The patients were divided into two groups according to the D-dimer level: group A (≤ 1.0 µg/ml, n = 170) and group B (> 1.0 µg/ml, n = 67). The 5-year overall survival rate was 89.0 % (95 % confidence interval [CI] 77.7–95.3) for group A, 78.2 % (95 % CI 62.3–83.6) for group B (p = 0.015). A multivariate survival analysis showed that the D-dimer level was an independent significant prognostic factor, in addition to age and SUVmax of the tumor.
Conclusion:
The preoperative D-dimer level is an independent prognostic factor in patients with surgically resected clinical stage I NSCLC.