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Socioeconomic status is independently associated with overall survival in patients with multiple myeloma
Journal article   Peer reviewed

Socioeconomic status is independently associated with overall survival in patients with multiple myeloma

Mark A Fiala, Joseph D Finney, Jingxia Liu, Keith E Stockerl-Goldstein, Michael H Tomasson, Ravi Vij and Tanya M Wildes
Leukemia & lymphoma, Vol.56(9), pp.2643-2649
09/02/2015
DOI: 10.3109/10428194.2015.1011156
PMCID: PMC4831207
PMID: 25651424
url
http://doi.org/10.3109/10428194.2015.1011156View
Open Access

Abstract

Population-based studies suggest that black patients with multiple myeloma (MM) have a higher mortality rate than white patients. However, other studies suggest that this disparity is related to socioeconomic status (SES) rather than race. To provide clarity on this topic, we reviewed 562 patients diagnosed with MM at our institution. Patients with high SES had a median overall survival (OS) of 62.8 months (95% confidence interval [CI] 43.1-82.6 months), compared to 53.7 months (45.2-62.3 months) and 48.6 months (40.4-56.8 months) for middle and low SES, respectively (p = 0.015). After controlling for race, age, year of diagnosis, severity of comorbidities, stem cell transplant utilization and insurance provider, patients with low SES had a 54% increase in mortality rate relative to patients with high SES. To support our findings, we performed a similar analysis of 45,505 patients with MM from the Surveillance, Epidemiology and End Results-18 (SEER) database. Low SES is independently associated with poorer OS in MM.
race cancer health disparities socioeconomic status Multiple myeloma

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