Favorable prognostic value of SOCS2 and IGF-I in breast cancer
2007

The Role of SOCS2 and IGF-I in Breast Cancer Prognosis

Sample size: 89 publication 10 minutes Evidence: moderate

Author Information

Author(s): Haffner Michael C, Petridou Barbara, Peyrat Jean Phillipe, Révillion Françoise, Müller-Holzner Elisabeth, Daxenbichler Günter, Marth Christian, Doppler Wolfgang

Primary Institution: Innsbruck Medical University

Hypothesis

The study aims to elucidate the clinicopathological features associated with SOCS1, SOCS2, SOCS3, CIS, and IGF-I expression in breast cancer.

Conclusion

High expression of SOCS2 and IGF-I is associated with better prognosis in breast cancer patients, particularly in those with lymph-node negative disease.

Supporting Evidence

  • Patients with high SOCS2 expression lived significantly longer (108.7 vs. 77.7 months; P = 0.015).
  • High SOCS2 expression proved to be an independent predictor for good prognosis (HR = 0.45, 95% CI 0.23 – 0.91, P = 0.026).
  • High IGF-I expression was a strong predictor for favorable outcome in lymph-node negative patients (HR = 0.075, 95% CI 0.014 – 0.388, P = 0.002).

Takeaway

This study found that higher levels of two proteins, SOCS2 and IGF-I, in breast cancer patients can mean they live longer and have a better chance of recovery.

Methodology

mRNA expression levels of SOCS1, SOCS2, SOCS3, CIS, and IGF-I were determined in 89 primary breast cancers using reverse transcriptase PCR.

Participant Demographics

{"median_age":62.2,"age_range":"35 to 81","gender":"female"}

Statistical Information

P-Value

0.015

Confidence Interval

0.23 – 0.91

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1471-2407-7-136

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