VEGF and Prognosis in Breast Cancer
Author Information
Author(s): Bando H, Weich H A, Brokelmann M, Horiguchi S, Funata N, Ogawa T, Toi M
Primary Institution: Tokyo Metropolitan Komagome Hospital
Hypothesis
The study investigates the prognostic value of intratumoral levels of VEGF and its receptors in breast cancer.
Conclusion
The levels of sVEGFR-1, total VEGF, and their ratio are significant prognostic indicators in primary breast cancer.
Supporting Evidence
- Low sVEGFR-1 and high total VEGF are associated with poor prognosis.
- The ratio of sVEGFR-1 to total VEGF is a strong prognostic indicator.
- Total VEGF is significant for ER-positive tumors but not for ER-negative tumors.
- sVEGFR-1 is significant for ER-negative tumors but not for ER-positive tumors.
Takeaway
This study found that certain proteins in breast cancer tumors can help predict how well a patient will do after treatment.
Methodology
The study measured protein levels of VEGF and its receptors in breast cancer tissues and analyzed their correlation with patient outcomes.
Potential Biases
Potential biases may arise from the selection of patients and the methods used for measuring protein levels.
Limitations
The study only included patients from a single hospital and may not be generalizable to other populations.
Participant Demographics
Median age was 55 years, with a range of 30 to 86 years; 54% of patients underwent adjuvant chemotherapy.
Statistical Information
P-Value
P=0.0002
Confidence Interval
95% CI=1.31–3.81
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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