Independent prognostic value of angiogenesis and the level of plasminogen activator inhibitor type 1 in breast cancer patients
2003

Prognostic Value of Angiogenesis and PAI-1 in Breast Cancer

Sample size: 228 publication Evidence: moderate

Author Information

Author(s): Hansen S, Overgaard J, Rose C, Knoop Ann, Lænkholm A-V, Andersen J, Sørensen F B, Andreasen P A

Primary Institution: Odense University Hospital

Hypothesis

The study aims to evaluate the combined prognostic impact of angiogenesis and the levels of components of the plasminogen activator system in breast cancer patients.

Conclusion

Both PAI-1 and the Chalkley count provide significant and independent prognostic information on recurrence-free survival in patients with primary breast cancer.

Supporting Evidence

  • High Chalkley counts were associated with increased risk of dying.
  • PAI-1 levels above the median were linked to a 70% increased risk of recurrence.
  • Chalkley count and PAI-1 provided independent prognostic information.

Takeaway

This study found that certain markers in breast cancer can help predict how well patients will do, which can help doctors make better treatment decisions.

Methodology

The study analyzed 228 patients with primary breast cancer, evaluating the association between Chalkley count, PAI-1, and uPA levels with classical prognostic factors.

Potential Biases

Potential biases may arise from the retrospective nature of the study and the selection criteria for patient inclusion.

Limitations

The study is limited by the sample size and the specific patient population from a single institution.

Participant Demographics

The study included 228 patients with primary, unilateral, invasive breast carcinoma, with a median follow-up time of over 12 years.

Statistical Information

P-Value

p<0.0001 for overall survival related to Chalkley count

Confidence Interval

95% CI for PAI-1 and Chalkley count risk estimates

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1038/sj.bjc.6600662

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